Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cham hoi cac snippets" » "cham hoi code snippets", "cham voi cac snippets", "cham h'roi cac snippets", "pham hoai cac snippets", "cham hoc cac snippets", "cham hoa cac 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: (((("cham hoi cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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