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"
"cac thoi le snippets" » "cac toi le snippets", "cac hop le snippets", "cac tro le snippets", "cac thi le snippets", "cac hoi le snippets", "cac thong le snippets"

Try widening your search to All Fields.

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