Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tri hang anh snippets" » "thi hang anh snippets", "tri bang anh snippets", "tri mang anh snippets", "tri hoang anh snippets", "tri hong anh snippets", "tri hung anh snippets", "tri hang anh 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: (((("tri hang anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri hang anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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