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