Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc nua chon snippets" » "luc lua chon snippets", "luc ngua chong snippets", "luc qua con snippets", "luc cua chon snippets", "luc nhat chon snippets", "luc luan chon snippets"
"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: (((("luc nua chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc nua chon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc nua chon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc nua chon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.