Perhaps you should try some spelling variations:
"trinh quan ruan snippets" » "tinh quang ruan snippets", "trinh luat ruan snippets", "trinh han ruan snippets", "trinh quan luan snippets", "trinh quan quan snippets", "trinh quang tuan snippets", "trinh quan ruan slippers"
"dung rung code snippets" » "dung trung code snippets", "duong rung code snippets", "dung ung code snippets", "dung rung code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

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