Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cham vi sinh snippets" » "cham voi sinh snippets", "cham va sinh snippets", "pham vi sinh snippets", "cham vi dinh snippets", "cham vi minh snippets", "cham vi kinh snippets", "cham vi sinh 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 vi sinh 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 vi sinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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