Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"thanh vi toc snippets" » "hanh vi toc snippets", "thanh va toc snippets", "thanh ve toc snippets", "thanh vi hoc snippets", "thanh vi boc snippets", "thanh vi toi 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: (((("thanh vi toc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh vi toc snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh vi toc snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh vi toc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.