Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"chi hoc vinh snippets" » "chi hoc sinh snippets", "chi hoc kinh snippets", "chi hoc chinh snippets", "cho hoc vinh snippets", "chi hoa vinh snippets", "chi loc vinh snippets", "chi hoc vinh 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: (((("chi hoc vinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi hoc vinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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