Perhaps you should try some spelling variations:
"sang nhung lua slippers" » "song nhung lua slippers", "dang hung lua slippers", "bang chung lua slippers", "sang nhung mua slippers", "sang nhung sua slippers", "sang chung luan slippers", "sang nhung lua slippery", "sang nhung lua 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"

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 ("sang nhung lua slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("sang nhung lua slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( sang nhung lua slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("sang nhung lua slippers"))) or ("locating bug code snippets"))*.