Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"dan khai java slippers" » "dang khai java slippers", "van khai java slippers", "dang khoi java slippers", "dan khai java slippery", "dan khai 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: (((("dan khai 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: (((("dan khai java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan khai java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan khai java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.