Perhaps you should try some spelling variations:
"dusing java java snippets" » "using java java snippets"
"may tinh java slippers" » "may trinh java slippers", "may think java slippers", "may tinh va slippers", "may tinh java slippery", "may tinh 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: (((("may tinh java slippers") or ("dusing java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("may tinh java slippers") OR ("dusing java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( may tinh java slippers ) or ( dusing java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("may tinh java slippers") or ("dusing java java snippets"))) or ("locating bug code snippets"))*.