Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"kho hoc sinh snippets" » "khoa hoc sinh snippets", "cho hoc sinh snippets", "khi hoc sinh snippets", "kho hoc dinh snippets", "kho hoc minh snippets", "kho hoc kinh snippets", "kho hoc sinh 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: (((("kho hoc sinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kho hoc sinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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