Perhaps you should try some spelling variations:
"chu thanh java slippers" » "chu thanh va slippers", "chu trinh java slippers", "chu think java slippers", "cuu thanh java slippers", "cho thanh java slippers", "thu thanh java slippers", "chu thanh java slippery", "chu thanh java grippers"
"using java java snippets" » "using data java snippets"
"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: (((("chu thanh 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: (((("chu thanh java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu thanh java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu thanh java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.