diff --git a/src/globals.ts b/src/globals.ts
index acd2f94..756e9ae 100644
--- a/src/globals.ts
+++ b/src/globals.ts
@@ -6,6 +6,7 @@ export const regexLineSplit = /\r?\n|\r|((\.|\?|!)( |\r?\n|\r))/g
 export const regexYaml = /^---\s*\n(.*?)\n?^---\s?/ms
 export const regexStripQuotes = /^"|"$|^'|'$/g
 export const chsRegex = /[\u4e00-\u9fa5]/
+export const chsSegmenter = (app as any).plugins.plugins['cm-chs-patch']
 
 export const excerptBefore = 100
 export const excerptAfter = 300
diff --git a/src/search/omnisearch.ts b/src/search/omnisearch.ts
index 30c41da..a7314ba 100644
--- a/src/search/omnisearch.ts
+++ b/src/search/omnisearch.ts
@@ -7,6 +7,7 @@ import type {
 } from '../globals'
 import {
   chsRegex,
+  chsSegmenter,
   indexingStep,
   IndexingStepType,
   SPACE_OR_PUNCTUATION,
@@ -24,7 +25,6 @@ import { cacheManager } from '../cache-manager'
 
 const tokenize = (text: string): string[] => {
   const tokens = text.split(SPACE_OR_PUNCTUATION)
-  const chsSegmenter = (app as any).plugins.plugins['cm-chs-patch']
 
   if (chsSegmenter) {
     return tokens.flatMap(word =>
diff --git a/src/tools/utils.ts b/src/tools/utils.ts
index a986bde..8f62702 100644
--- a/src/tools/utils.ts
+++ b/src/tools/utils.ts
@@ -7,6 +7,7 @@ import {
 } from 'obsidian'
 import type { SearchMatch } from '../globals'
 import {
+  chsSegmenter,
   excerptAfter,
   excerptBefore,
   highlightClass,
@@ -70,7 +71,10 @@ export function getAllIndices(text: string, regex: RegExp): SearchMatch[] {
  */
 export function stringsToRegex(strings: string[]): RegExp {
   if (!strings.length) return /^$/g
-  const joined = strings.map(s => '\\b' + escapeRegex(s)).join('|')
+  // \\b is "word boundary", and is not applied if the user uses the cm-chs-patch plugin
+  const joined = strings
+    .map(s => (chsSegmenter ? '' : '\\b') + escapeRegex(s))
+    .join('|')
   const reg = new RegExp(`(${joined})`, 'gi')
   // console.log(reg)
   return reg