Perhaps you should try some spelling variations:
"trien kinh java slippers" » "tri kinh java slippers", "trinh kinh java slippers", "trien dich java slippers", "trien trinh java slippers", "trien kinh kala slippers", "trien kinh va slippers", "trien kinh java slippery", "trien kinh 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: (((("trien kinh 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: (((("trien kinh java slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trien kinh java slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trien kinh java slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.