Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mac cua thoi slippers" » "mac cua hoi slippers", "mac cua toi slippers", "mac cua khoi slippers", "mach cua thoi slippers", "mac ca thoi slippers", "ma cua thoi slippers", "mac cua thoi slippery", "mac cua thoi 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: (((("mac cua thoi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mac cua thoi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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