Perhaps you should try some spelling variations:
"trong duoc thuc slippers" » "trong cuoc thuc slippers", "trong nuoc thuc slippers", "trong doi thuc slippers", "trong doc thuc slippers", "trong duoc thu slippers", "trong duoc thuc slippery", "trong duoc thuc 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 ("trong duoc thuc slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trong duoc thuc slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trong duoc thuc slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trong duoc thuc slippers"))) or ("locating bug code snippets"))*.