Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van quang cao snippets" » "van quang code snippets", "van quan cao snippets", "tran quang cao snippets", "van tuan cao snippets", "van nang cao snippets", "van quang nam snippets"
"using java java snippets" » "using data java snippets"

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 java snippets") or ("van quang cao snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("van quang cao snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( van quang cao snippets ))) or ( locating bug core snippets ))*.