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"
"quoc cho java snippets" » "nuoc cho java snippets", "quoc cao java snippets", "quoc co java snippets", "quoc cho jae snippets", "quoc cho va snippets", "quoc cho sara 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: (((("quoc cho 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: (((("quoc cho java snippets") OR ("using java java snippets"))) OR ("locating bugs code slippers")).
• Removing quotes may allow a broader search: (((( quoc cho java snippets ) or ( using java java snippets ))) or ( locating bugs code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("quoc cho java snippets") or ("using java java snippets"))) or ("locating bugs code slippers"))*.