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