Perhaps you should try some spelling variations:
"tin dung data slippers" » "tin dung dat slippers", "tin dung dan slippers", "tin dung dau slippers", "tinh dung data slippers", "tin dung data slippery", "tin dung data grippers"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "locatinhg 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: (((("tin dung 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: (((("tin dung data slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tin dung data slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tin dung data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.