Perhaps you should try some spelling variations:
"dusing java java snippets" » "using java java snippets"
"duc ngon java slippers" » "duc ngu java slippers", "duc ngon va slippers", "duc ngoc java slippers", "dung ngon java slippers", "duoi ngon java slippers", "duc ngon java slippery", "duc ngon java grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dusing java java snippets") or ("duc ngon java slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dusing java java snippets") OR ("duc ngon java slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dusing java java snippets ) or ( duc ngon java slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dusing java java snippets") or ("duc ngon java slippers"))) or ("locating bug code snippets"))*.