Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cho thuy thi snippets" » "cho thue thi snippets", "che thuy thi snippets", "tho thuy thi snippets", "cho thuc thi snippets", "cho thuy khi snippets", "cho thuy chi snippets", "cho thuy thi 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: (((("cho thuy thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho thuy thi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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