Perhaps you should try some spelling variations:
"dang canh tranh snippets" » "dang hanh tranh snippets", "dan canh tranh snippets", "dang manh tranh snippets", "dang canh trinh snippets", "dang canh thanh snippets", "dang canh tran snippets", "dang canh tranh slippers"
"dung dung code snippets" » "duong dung code snippets", "ung dung code snippets", "dung ung code snippets", "dung dung cong snippets", "dung dung co snippets", "dung dung de snippets", "dung dung code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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

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