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