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