Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"nhat lam java slippers" » "nha lam java slippers", "phat lam java slippers", "nhat ban java slippers", "nhat lam java slippery", "nhat lam 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: (((("nhat lam 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: (((("nhat lam java slippers") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat lam java slippers ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat lam java slippers") or ("using java java snippets"))) or ("locating bug code snippets"))*.