Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"manh tran doan snippets" » "manh toan doan snippets", "manh tuan doan snippets", "canh tranh doan snippets", "manh trang doan snippets", "manh tan doan snippets", "manh tran hoan 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 ("manh tran doan snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("manh tran doan snippets"))) OR ("locating bug code snippets")).
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