Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"data cau dac slippers" » "dat cau dac slippers", "da cau dac slippers", "danh cau dac slippers", "data cuu dac slippers", "data cac dac slippers", "data cau danh slippers", "data cau dac slippery", "data cau dac 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: (((("data cau dac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data cau dac slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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