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