Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"con chua java slippers" » "con chua va slippers", "cong chua java slippers", "con cua java slippers", "cong chuc java slippers", "con chua java slippery", "con chua 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: (((("con chua 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: (((("con chua java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con chua java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con chua java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.