Perhaps you should try some spelling variations:
"quan doan xac snippets" » "quan hoang xac snippets", "chuan doan xac snippets", "chan doan xac snippets", "quan toan xac snippets", "quan dan xac snippets", "quan doan khac snippets", "quan doan xac 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: (((("quan doan xac snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan doan xac snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quan doan xac snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan doan xac snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.