Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"hoan tran java slippers" » "hoang tran java slippers", "thoan tran java slippers", "toan tran java slippers", "hoan trinh java slippers", "hoan tran java slippery", "hoan tran 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: (((("hoan tran 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: (((("hoan tran java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoan tran java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoan tran java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.