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