Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xac van dinh slippers" » "xac van minh slippers", "xac van dich slippers", "xac va dinh slippers", "cac van dinh slippers", "tac van dinh slippers", "sac van dinh slippers", "xac van dinh slippery", "xac van dinh 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: (((("xac van dinh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xac van dinh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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