Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khu duc thai snippets" » "khu duc hai snippets", "khu duc thah snippets", "khu duc tham snippets", "khu vuc thai snippets", "khu du thai snippets", "thu duc thai snippets", "khu duc thai 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: (((("khu duc thai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khu duc thai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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