Perhaps you should try some spelling variations:
"anh quang trinh snippets" » "anh quang thinh snippets", "anh quang ninh snippets", "anh quang binh snippets", "anh xquang trinh snippets", "anh quan trinh snippets", "nhanh quang trinh snippets", "anh quang trinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "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: (((("dung java java snippets") or ("anh quang trinh snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("anh quang trinh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( anh quang trinh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("anh quang trinh snippets"))) or ("locating bug code snippets"))*.