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