Perhaps you should try some spelling variations:
"dang tinh luat snippets" » "dang dinh luat snippets", "dang sinh luat snippets", "dang vinh luat snippets", "dang trinh luat snippets", "dang hinh luat snippets", "dang trinh luan snippets", "dang tinh luat 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: (((("dang tinh luat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang tinh luat snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang tinh luat snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang tinh luat snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.