Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khi hoc thep snippets" » "khi hoc thieu snippets", "khi hoc thiet snippets", "khi hoc thuc snippets", "khi hoi thep snippets", "khien hoc thep snippets", "khoa hoc thep snippets", "khi hoc thep 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: (((("khi hoc thep snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khi hoc thep snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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