Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"cong trinh cad snippets" » "cong trinh cau snippets", "cong trinh cac snippets", "cong trinh cam snippets"
"dung dat code snippets" » "dung va code snippets", "dung tai code snippets", "dung rate code snippets", "dung dat de snippets"

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

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