diff --git a/styles/Datadog/aws.yml b/styles/Datadog/aws.yml
index 9149bfb..d74fe3e 100644
--- a/styles/Datadog/aws.yml
+++ b/styles/Datadog/aws.yml
@@ -14,7 +14,7 @@ swap:
   AWS AppStream: Amazon AppStream
   Amazon AppSync: AWS AppSync
   AWS Athena: Amazon Athena
-  '(Amazon|AWS) Auto(?:\s|-)(S|s)caling': AWS Auto Scaling
+  '(?:Amazon|AWS) Auto(?:\s|-)(?:S|s)caling': AWS Auto Scaling
   Amazon Backup: AWS Backup
   AWS Bedrock: Amazon Bedrock
   Amazon Certificate Manager: AWS Certificate Manager
diff --git a/styles/Datadog/time.yml b/styles/Datadog/time.yml
index 4a13828..7e4382a 100644
--- a/styles/Datadog/time.yml
+++ b/styles/Datadog/time.yml
@@ -5,6 +5,6 @@ link: "https://datadoghq.atlassian.net/wiki/spaces/WRIT/pages/2732523547/Style+g
 level: warning
 nonword: true
 tokens:
-  - (1[012]|[1-9]):[0-5][0-9] (A\.M\.|P\.M\.)
-  - (1[012]|[1-9]):[0-5][0-9] (?i)(a\.m[^\.]|p\.m[^\.])
-  - (1[012]|[1-9]):[0-5][0-9][ ]?(?i)(am|pm)
+  - (?:1[012]|[1-9]):[0-5][0-9] (?:A\.M\.|P\.M\.)
+  - (?:1[012]|[1-9]):[0-5][0-9] (?i)(?:a\.m[^\.]|p\.m[^\.])
+  - (?:1[012]|[1-9]):[0-5][0-9][ ]?(?i)(?:am|pm)
diff --git a/styles/Datadog/words_case_insensitive.yml b/styles/Datadog/words_case_insensitive.yml
index 1f48819..1dc21e7 100644
--- a/styles/Datadog/words_case_insensitive.yml
+++ b/styles/Datadog/words_case_insensitive.yml
@@ -106,7 +106,7 @@ swap:
   multiline: multi-line
   multitier: multi-tier
   Note that: "**Note**:"
-  'obvious(ly)?': ''
+  'obvious(?:ly)?': ''
   off(?:\s|-)line: offline
   off(?:\s|-)board: offboard
   on(?:\s|-)board: onboard
diff --git a/styles/Datadog/words_case_sensitive.yml b/styles/Datadog/words_case_sensitive.yml
index d838bdd..3470511 100644
--- a/styles/Datadog/words_case_sensitive.yml
+++ b/styles/Datadog/words_case_sensitive.yml
@@ -18,14 +18,14 @@ swap:
   e-?books: eBooks
   'e(?:\s|-)?[Cc]ommerce': ecommerce
   Event Stream: event stream
-  (G|g)olden paths: Golden Paths
+  (?:G|g)olden paths: Golden Paths
   (?:Heat-?[Mm]ap): heat map
   (?:Heat-?[Mm]aps): heat maps
   (?:Host-?[Mm]ap): host map
   (?:Host-?[Mm]aps): host maps
   Internet: internet
   '[Ii][-/]?[Oo]': I/O
-  '[Ii]/?(OPS|ops)': IOPS
+  '[Ii]/?(?:OPS|ops)': IOPS
   Mean Time [Tt]o Acknowledge: mean time to acknowledge
   Mean Time [Tt]o Detect: mean time to detect
   Mean Time [Tt]o Detection: mean time to detection
@@ -49,7 +49,7 @@ swap:
   '[Gg]it[Hh]ub': GitHub
   Google Cloud Platform: Google Cloud
   JIRA|jira: Jira
-  (kubernetes|[Kk]8[Ss]): Kubernetes
+  (?:kubernetes|[Kk]8[Ss]): Kubernetes
   '[Mm]ap ?[Rr]educe': MapReduce
   memcached: Memcached
   '[Nn]et ?[Ff]low': NetFlow