Perhaps you should try some spelling variations:
"trong ban dat slippers" » "trong san dat slippers", "trong tan dat slippers", "trong quan dat slippers", "trong ban dan slippers", "trong dan dat slippers", "trong ban dau slippers", "trong ban dat slippery", "trong ban dat 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: (((("trong ban dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong ban dat slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong ban dat slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong ban dat slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.