Perhaps you should try some spelling variations:
"chung v code snippets" » "chung vi code snippets", "chung ve code snippets", "chuong v code snippets", "chung v core snippets"
"nccnchung cau de snippets" » "nccnchung cau den snippets", "nccnchung cau do snippets", "nccnchung cuu de snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

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

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