Perhaps you should try some spelling variations:
"nang luc code snippets" » "nang lbm code snippets", "nang luc cong snippets", "nang luc code slippers"
"cong cau code snippets" » "cong cu code snippets", "cong chuc code snippets", "thong cau code snippets", "cong cau cong snippets", "cong cau de snippets", "cong cfd code snippets", "cong cau code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"nang luc code snippets\") OR (\"cong cau code snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( nang luc code snippets ) OR ( cong cau code snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("nang luc code snippets") OR ("cong cau code snippets"))) OR ("locating bug code snippets"))*.