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