Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho dai den snippets" » "cho dao den snippets", "co dai den snippets", "cho doi den snippets", "cho dai dien snippets", "cho dai de snippets", "cho dan den 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: (((("cho dai 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: (((("cho dai den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho dai den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho dai den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.