Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tao hai pham snippets" » "tao hang pham snippets", "tao loai pham snippets", "tao san pham snippets", "tao dai pham snippets", "tao tai pham snippets", "tai hai pham snippets", "tao hai pham 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: (((("tao hai pham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao hai pham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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