Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"luc ngo java snippets" » "luc ngu java snippets", "luc ngo va snippets", "duc ngoc java snippets", "duc ngon java snippets", "luc ngo java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("luc ngo java snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc ngo java snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc ngo java snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc ngo java snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.