Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"lua dong tranh slippers" » "lua dong thanh slippers", "lua dong trinh slippers", "lua trong tranh slippers", "luan dong tranh slippers", "luu dong tranh slippers", "cua dong tranh slippers", "lua dong tranh slippery", "lua dong tranh grippers"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java code snippets") or ("lua dong tranh slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("lua dong tranh slippers"))) OR ("locating bug code snippets")).
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