Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trinh san cac snippets" » "trinh san code snippets", "trinh han cac snippets", "trinh van cac snippets", "trinh quan cac snippets", "trinh sat cac snippets", "trinh sao cac snippets", "trinh dan cac snippets"
"dung java java snippets" » "dung va 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: (((("dung java java snippets") or ("trinh san cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trinh san cac snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trinh san cac snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trinh san cac snippets"))) or ("locating bug core snippets"))*.