Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phan vung ky snippets" » "phan ung ky snippets", "phan cung ky snippets", "phan hung ky snippets", "phan mung ky snippets", "phan duong ky snippets", "phan nhung ky snippets", "phan vung ky 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: (((("phan vung ky snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan vung ky snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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