Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cham nen tin snippets" » "cham den tin snippets", "cham nhin tin snippets", "cham ninh tin snippets", "cham yen tinh snippets", "cham nen kinh snippets", "cham nen tang snippets", "cham nen tin 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: (((("cham nen tin snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cham nen tin snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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