Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac chat soc snippets" » "cac chat code snippets", "cao chat soc snippets", "cac thuat soc snippets", "cac nha soc snippets", "cac cham soc snippets", "cac chat hoc snippets", "cac chat doc 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: (((("cac chat soc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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