Perhaps you should try some spelling variations:
"cuon danh trinh snippets" » "cuon hanh trinh snippets", "cuon anh trinh snippets", "cuon dan trinh snippets", "cuong danh trinh snippets", "cuoi dan trinh snippets", "cuon sach trinh snippets", "cuon danh trinh slippers"
"dung bug code snippets" » "dung dung code snippets", "dung hung code snippets", "dung rung code snippets", "dung bug code slippers", "dung bug core snippets"
"locating bug code snippets" » "locating bug code slippers", "locating bug core 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: (((("cuon danh trinh snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuon danh trinh snippets") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuon danh trinh snippets ) or ( dung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuon danh trinh snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))*.