Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug core snippets"
"python using java snippets" » "python using data snippets"
"phau hoc do snippets" » "phap hoc do snippets", "thai hoc do snippets", "nha hoc do snippets", "phau hoc doi snippets", "phau hoc co snippets", "phau hoc bo snippets"

Try widening your search to All Fields.

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