Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"lang cua lua slippers" » "mang cua lua slippers", "hang cua lua slippers", "long cua lua slippers", "lang cua luat slippers", "lang ca lua slippers", "lang cua rua slippers", "lang cua lua slippery", "lang cua lua 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 ("lang cua lua slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("lang cua lua slippers"))) OR ("locating bug code snippets")).
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