Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"qua hoi dung snippets" » "qua hoc dung snippets", "qua noi dung snippets", "qua hoi dong snippets", "qua loi dung snippets", "qua hai dung snippets", "cua hoi dung snippets", "qua hoi dung 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: (((("qua hoi dung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua hoi dung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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