Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung len danh snippets" » "dung nen danh snippets", "dung le danh snippets", "dung luan danh snippets", "dung lenin danh snippets", "dung lien doanh snippets", "dung len danh slippers"
"using a code snippets" » "using a 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 a code snippets\") OR (\"dung len danh snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( using a code snippets ) OR ( dung len danh snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") OR ("dung len danh snippets"))) OR ("locating bugs code snippets"))*.