Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thai hoc phi snippets" » "dai hoc phi snippets", "bai hoc phi snippets", "hoi hoc phi snippets", "thai hoc pho snippets", "thai hoc chi snippets", "thai hoc khi snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("thai hoc phi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thai hoc phi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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