Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang cap den snippets" » "nang cao den snippets", "nang cham den snippets", "nang phap den snippets", "nang cap dien snippets", "nang cau den snippets", "nang chap dien 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: (((("nang cap den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang cap den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang cap den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang cap den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.