Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung duc thi slippers" » "duong duc thi slippers", "dang duc thi slippers", "dung du thi slippers", "dung duc thai slippers", "dung luc thi slippers", "dung duc tho slippers", "dung duc thi slippery", "dung duc thi grippers"
"locating bug code snippets" » "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: (((("dung duc thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung duc thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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