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