Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"cong nhan code snippets" » "cong nhat code snippets", "cong thanh code snippets", "cong san code snippets", "cong nhan co snippets", "cong nhan con snippets", "cong nhan code slippers"
"using c code snippets" » "using lc code snippets", "using a code snippets", "using _ code snippets", "using cfd code snippets", "using c code slippers"

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: "((((\"using c code snippets\") OR (\"cong nhan code snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using c code snippets ) OR ( cong nhan code snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using c code snippets") OR ("cong nhan code snippets"))) OR ("locating bugs code snippets"))*.