Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"nhan tong code snippets" » "nhan trong code snippets", "nhan thong code snippets", "nhan tuong code snippets", "nhan tong cong snippets", "nhan tong cot 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: (((("nhan tong code snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan tong code snippets") OR ("dung java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( nhan tong code snippets ) or ( dung java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan tong code snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))*.