Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quan am ca snippets" » "quan nam ca snippets", "quan tam ca snippets", "quan ao ca snippets", "quan am cat snippets", "quan am 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: (((("quan am 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: (((("quan am ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quan am ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan am ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.