Perhaps you should try some spelling variations:
"gian nhanh cau snippets" » "gian thanh cau snippets", "gia thanh cau snippets", "giao nhan cau snippets", "gian nhanh cay snippets", "gian thanh chau snippets", "gian nhanh ha snippets"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "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: (((("gian nhanh cau snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian nhanh cau snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian nhanh cau snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian nhanh cau snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.