Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran chu thi slippers" » "tran chau thi slippers", "tran thu thi slippers", "tan chu thi slippers", "tran chuc thi slippers", "tran cau thi slippers", "tran chu thich slippers", "tran chu thi slippery", "tran chu 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: (((("tran chu 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: (((("tran chu thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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