Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"chau phan java slippers" » "cau phan java slippers", "chau nhan java slippers", "chau phong java slippers", "chau phan va slippers", "chau phan java slippery", "chau phan 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: (((("chau phan 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: (((("chau phan java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chau phan java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chau phan java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.