Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"co mat ca snippets" » "con mat ca snippets", "co ma ca snippets", "co may ca snippets", "co mat cua snippets", "co mat can snippets", "co mat ma 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: (((("co mat ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co mat ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co mat ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co mat ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.