Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"kho cac thoi snippets" » "kho cac toi snippets", "kho cac hop snippets", "kho cac tro snippets", "cho cac thoi snippets", "tho cac thoi snippets", "kho bac thoi snippets", "kho cac thoi slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("kho cac thoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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