Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"vu cong son snippets" » "vu cong san snippets", "vu cong so snippets", "vu dong son snippets", "va cong son snippets", "tu cong son snippets", "cua cong son snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("vu cong son snippets") or ("using java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vu cong son snippets") OR ("using java java snippets"))) OR ("locating bugs code snippets"))*.
• Removing quotes may allow a broader search: (((( vu cong son snippets ) or ( using java java snippets ))) or ( locating bugs code snippets ))*.