Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung lua cau snippets" » "dung luan cau snippets", "dung luat cau snippets", "dung cua cau snippets", "dung quan cau snippets"
"using l code snippets" » "using lc code snippets", "using a code snippets", "using _ code snippets", "using lbm 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: "((((\"using l code snippets\") OR (\"dung lua cau snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using l code snippets ) OR ( dung lua cau snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using l code snippets") OR ("dung lua cau snippets"))) OR ("locating bugs code snippets"))*.