Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"yong chen den snippets" » "dong chen den snippets", "cong chien den snippets", "yong zheng den snippets", "yong chen wen snippets", "yong chet den snippets", "yong chen chen snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

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