Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tran vi hanh snippets" » "tran si hanh snippets", "tran vu hanh snippets", "tran mi hanh snippets", "tran vi thanh snippets", "tran va hanh snippets", "tran ve hanh snippets", "tran vi hanh 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: (((("tran vi hanh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran vi hanh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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