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