Perhaps you should try some spelling variations:
"nang tao trinh slippers" » "nang tao tinh slippers", "nang tho trinh slippers", "nang giao trinh slippers", "nang cao trinh slippers", "sang tao trinh slippers", "nang tai trinh slippers", "nang tao trinh slippery", "nang tao trinh 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: (((("nang tao trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang tao trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang tao trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang tao trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.