Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quan chi ca snippets" » "luan chi ca snippets", "quan che ca snippets", "quan chu ca snippets", "quan chi cua snippets", "quan chim ca snippets", "quan chi a 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 chi 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 chi ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quan chi ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan chi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.