Perhaps you should try some spelling variations:
"trinh dong tranh snippets" » "trinh duong tranh snippets", "trinh dung tranh snippets", "trinh cong tranh snippets", "trinh dong thanh snippets", "trinh dong trinh snippets", "trinh trong tranh snippets", "trinh dong tranh 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: (((("trinh dong tranh snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh dong tranh snippets") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh dong tranh snippets ) or ( dung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh dong tranh snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))*.