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