Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using data cau snippets" » "using java cau snippets", "using sat cau snippets", "missing data cau snippets", "using dat cau snippets", "using da cau snippets", "using danh cau snippets"
"cong cong code snippets" » "cong dong code snippets", "trong cong code snippets", "dung cong code snippets", "cong cong co snippets", "cong cong che snippets", "cong cong coc snippets"

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

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