Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thai hoc do snippets" » "thai hoc code snippets", "dai hoc do snippets", "bai hoc do snippets", "hoi hoc do snippets", "thai hoc doi snippets", "thai hoc co snippets", "thai hoc bo snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("thai hoc do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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