Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"hung hoa thin snippets" » "hang hoa thin snippets", "ung hoa thin snippets", "trung hoa thin snippets", "hung hoa thinh snippets", "hung hoa tin snippets", "hung hoa thon snippets", "hung hoa thin slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "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 ("hung hoa thin snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("hung hoa thin snippets"))) OR ("locating bug code snippets")).
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