Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"chon vi minh snippets" » "chon vi sinh snippets", "chon vi tinh snippets", "chon vu minh snippets", "cho vi minh snippets", "con vi minh snippets", "cuon vi minh snippets", "chon vi minh 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: (((("chon vi minh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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