Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu hoan hao snippets" » "thi hoan hao snippets", "thu hoach hao snippets", "thu ha hao snippets", "thu hoang hai snippets", "thu soan thao snippets", "thu van hao snippets", "thu hoan hao 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: (((("thu hoan hao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu hoan hao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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