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