Perhaps you should try some spelling variations:
"nhan lieu data slippers" » "nhan dieu data slippers", "nhan hieu data slippers", "nhan tieu data slippers", "nhan lieu dao slippers", "nhan bieu dat slippers", "nhan lieu da slippers", "nhan lieu data slippery", "nhan lieu data 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: (((("nhan lieu data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan lieu data slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan lieu data slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan lieu data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.