Perhaps you should try some spelling variations:
"using data java snippets" » "using java java snippets", "using sat java snippets", "missing data java snippets"
"vi cong hoa snippets" » "vi dong hoa snippets", "vi dong hoc snippets", "vi hang hoa snippets", "voi cong hoa snippets", "va cong hoa snippets", "vu cong hoa snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 data java snippets") or ("vi cong hoa snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using data java snippets") OR ("vi cong hoa snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( using data java snippets ) or ( vi cong hoa snippets ))) or ( locating bug code snippets ))*.