Perhaps you should try some spelling variations:
"nhung tao trinh slippers" » "nhung tap trinh slippers", "nhung thay trinh slippers", "nhung thoi trinh slippers", "nhung tao tinh slippers", "nhung tho trinh slippers", "nhung giao trinh slippers", "nhung tao trinh slippery", "nhung 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: (((("nhung 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: (((("nhung tao trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung tao trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung tao trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.