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