Perhaps you should try some spelling variations:
"trong dan tu slippers" » "trong dang tu slippers", "trong san tu slippers", "trong tan tu slippers", "trong danh tu slippers", "trong dan su slippers", "trong ban tu slippers", "trong dan tu slippery", "trong dan tu 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 dan tu 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 dan tu slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong dan tu slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong dan tu slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.