Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"chung cu cham snippets" » "chung cau cham snippets", "chung tu cham snippets", "chung vu cham snippets", "nhung cu cham snippets", "cung cu 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: (((("chung cu cham snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung cu cham snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung cu cham snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung cu cham snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.