Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"vi luong tin snippets" » "vi thong tin snippets", "vi luong tai snippets", "vi luong thi snippets", "dai luong tin snippets", "van luong tin snippets", "hai luong tin snippets", "vi luong tin slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("vi luong tin snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vi luong tin snippets") OR ("using java java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( vi luong tin snippets ) or ( using java java snippets ))) or ( locating bug code snippets ))*.