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