Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"van hanh trinh snippets" » "van canh tranh snippets", "van hanh chinh snippets", "van thanh trinh snippets", "ban hanh trinh snippets", "van anh trinh snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"

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: (((("van hanh trinh snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van hanh trinh snippets") OR ("dung java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( van hanh trinh snippets ) or ( dung java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van hanh trinh snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))*.