Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"cuoi dan chat snippets" » "choi dan chat snippets", "nguoi dan chat snippets", "hoi dan chat snippets", "cuoi van chat snippets", "cuoi dan chan snippets", "cuoi ban chat 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: (((("cuoi dan 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: (((("cuoi dan chat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuoi dan chat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuoi dan chat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.