Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"data using java slippers" » "data using data slippers", "data using java slippery", "data using java grippers"
"dung cac nhan snippets" » "luong cac nhan snippets", "dung cho nhan snippets", "dung tai nhan snippets", "dung ca nhan snippets", "dung cac nha snippets", "dung cam nhan snippets"

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

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