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