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