Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tri dung van snippets" » "trai dung van snippets", "thi dung van snippets", "tri ung van snippets", "tri duong van snippets", "tri dung va snippets", "tri dang van snippets", "tri dung van 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 dung van 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 dung van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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