diff --git a/ovos_padatious/intent.py b/ovos_padatious/intent.py
index 0623ede..588ac7b 100644
--- a/ovos_padatious/intent.py
+++ b/ovos_padatious/intent.py
@@ -11,7 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-
+import os
 import json
 import math
 from os.path import join
@@ -47,6 +47,7 @@ def match(self, sent, entities=None):
 
     def save(self, folder):
         prefix = join(folder, self.name)
+        os.makedirs(folder, exist_ok=True)
         with open(prefix + '.hash', 'wb') as f:
             f.write(self.hash)
         self.simple_intent.save(prefix)
diff --git a/ovos_padatious/opm.py b/ovos_padatious/opm.py
index 1dd1d6e..4d51ca3 100644
--- a/ovos_padatious/opm.py
+++ b/ovos_padatious/opm.py
@@ -51,6 +51,8 @@ def _match_level(self, utterances, limit, lang=None, message: Optional[Message]
             limit (float): required confidence level.
         """
         m: IntentHandlerMatch = self.service._match_level(utterances, limit, lang, message)
+        if not m:
+            return None
         return IntentMatch("Padatious", m.match_type, m.match_data, m.skill_id, m.utterance)
 
     def match_high(self, utterances, lang=None, message=None) -> Optional[IntentMatch]:
diff --git a/ovos_padatious/train_data.py b/ovos_padatious/train_data.py
index 1520ea2..678dfb8 100644
--- a/ovos_padatious/train_data.py
+++ b/ovos_padatious/train_data.py
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from ovos_padatious.util import tokenize, expand_parentheses, remove_comments
+from ovos_padatious.util import tokenize, expand_lines
 
 
 class TrainData(object):
@@ -25,8 +25,8 @@ def __init__(self):
         self.sent_lists = {}
 
     def add_lines(self, name, lines):
-        lines = remove_comments(lines)
-        self.sent_lists[name] = sum([expand_parentheses(tokenize(line)) for line in lines], [])
+        lines = expand_lines(lines)
+        self.sent_lists[name] = sum([tokenize(line) for line in lines], [])
         self.sent_lists[name] = [i for i in self.sent_lists[name] if i]
 
     def remove_lines(self, name):
diff --git a/ovos_padatious/trainable.py b/ovos_padatious/trainable.py
index e46ea32..37d70c4 100644
--- a/ovos_padatious/trainable.py
+++ b/ovos_padatious/trainable.py
@@ -11,11 +11,11 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-
+import os
 from abc import ABCMeta, abstractmethod
 
 
-class Trainable(object):
+class Trainable:
     __metaclass__ = ABCMeta
 
     def __init__(self, name, hsh=b''):
@@ -23,10 +23,12 @@ def __init__(self, name, hsh=b''):
         self.hash = hsh
 
     def load_hash(self, prefix):
-        with open(prefix + '.hash', 'rb') as f:
-            self.hash = f.read()
+        if os.path.isfile(prefix + '.hash'):
+            with open(prefix + '.hash', 'rb') as f:
+                self.hash = f.read()
 
     def save_hash(self, prefix):
+        os.makedirs(os.path.dirname(prefix), exist_ok=True)
         with open(prefix + '.hash', 'wb') as f:
             f.write(self.hash)
 
diff --git a/ovos_padatious/util.py b/ovos_padatious/util.py
index f449907..9d76ba4 100644
--- a/ovos_padatious/util.py
+++ b/ovos_padatious/util.py
@@ -12,6 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from ovos_utils import flatten_list
+from ovos_utils.bracket_expansion import expand_template
+
 from xxhash import xxh32
 from ovos_padatious.bracket_expansion import SentenceTreeParser
 
@@ -92,6 +95,11 @@ def expand_parentheses(sent):
     return SentenceTreeParser(sent).expand_parentheses()
 
 
+def expand_lines(lines):
+    lines = [expand_template(i) for i in remove_comments(lines)]
+    return flatten_list(lines)
+
+
 def remove_comments(lines):
     return [i for i in lines if not i.startswith('//')]
 
diff --git a/requirements.txt b/requirements.txt
index a4e3c9b..7ed1abf 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,5 @@ fann2>=1.0.7, < 1.1.0
 xxhash
 ovos-plugin-manager>=0.5.0,<1.0.0
 ovos-workshop>=0.1.7,<4.0.0
-ovos-utils>=0.3.4,<1.0.0
+ovos-utils>=0.6.0,<1.0.0
 langcodes
\ No newline at end of file