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