Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"nhanh va chat snippets" » "hanh va chat snippets", "nhan va chat snippets", "nhanh ha chat snippets", "nhanh van chat snippets", "nhanh va phat snippets", "nhanh va cham snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("nhanh va chat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhanh va chat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhanh va chat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhanh va chat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.