Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tri hoa than snippets" » "tri khoa than snippets", "tri hoa thanh snippets", "tri hoa thuan snippets", "tri hoan than snippets", "tri hoc than snippets", "thi hoa than snippets", "tri hoa than 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: (((("tri hoa than snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri hoa than snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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