Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu ai trinh snippets" » "thu lap trinh snippets", "thu qui trinh snippets", "thu tao trinh snippets", "thu hai trinh snippets", "thu tai trinh snippets", "thu hoai trinh snippets", "thu ai trinh 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: (((("thu ai trinh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu ai trinh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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