Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu dan soc snippets" » "lieu dao soc snippets", "lieu van soc snippets", "lieu ban soc snippets", "lieu dan toc snippets", "lieu dan hoc snippets", "lieu dan so 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: (((("lieu dan soc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu dan soc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu dan soc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu dan soc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.