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