Perhaps you should try some spelling variations:
"trang trinh dan slippers" » "tra trinh dan slippers", "trang tri dan slippers", "thanh trinh dan slippers", "trang trinh han slippers", "trang trinh van slippers", "trang trinh san slippers", "trang trinh dan slippery", "trang trinh dan 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 ("trang trinh dan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trang trinh dan slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trang trinh dan slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trang trinh dan slippers"))) or ("locating bug code snippets"))*.