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"
"hoc han cho snippets" » "hoc phan cho snippets", "hoc hanh cho snippets", "hoc chan cho snippets", "hoc hang cho snippets", "hoc han che snippets", "hoc san cho snippets"

Try widening your search to All Fields.

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