Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"phong tung dan snippets" » "chong trung dan snippets", "phong nhung dan snippets", "phong trong dan snippets", "phong dung dan snippets", "phong huong dan snippets", "phong trung dai snippets"
"locating bug core snippets" » "locating bug 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 ("phong tung dan snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("phong tung dan snippets"))) OR ("locating bug core snippets")).
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