Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"duc kinh java slippers" » "duc trinh java slippers", "duc kinh kala slippers", "duc kinh va slippers", "duc minh java slippers", "duc hinh java slippers", "luoc kinh java slippers", "duc kinh java slippery", "duc kinh 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: (((("duc kinh 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: (((("duc kinh java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc kinh java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc kinh java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.