Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java java grippers" » "using data java grippers", "using java java slippers"
"va trung low snippets" » "va trung long snippets", "va truong lon snippets", "va truong lop snippets", "ba trung low snippets", "ha trung low snippets", "va thuong low snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("va trung low snippets") or ("using java java grippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va trung low snippets") OR ("using java java grippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( va trung low snippets ) or ( using java java grippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("va trung low snippets") or ("using java java grippers"))) or ("locating bugs code snippets"))*.