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