Perhaps you should try some spelling variations:
"trong cao phan slippers" » "truong cao phan slippers", "trong cac phan slippers", "trong ca phan slippers", "trong co phan slippers", "trong cho phan slippers", "trong cao phan slippery", "trong cao phan 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 cao phan 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 cao phan slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong cao phan slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong cao phan slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.