Perhaps you should try some spelling variations:
"nhung trinh ly slippers" » "nhung tinh ly slippers", "chuong trinh ly slippers", "phuong trinh ly slippers", "nhung trinh ky slippers", "nhung trinh do slippers", "nhung trinh tu slippers", "nhung trinh ly slippery", "nhung trinh ly grippers"
"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: (((("dung java java snippets") or ("nhung trinh ly slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("nhung trinh ly slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( nhung trinh ly slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("nhung trinh ly slippers"))) or ("locating bug code snippets"))*.