Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuan mo co snippets" » "chuan co co snippets", "chuan do co snippets", "chuan iso co snippets", "chuan moi co snippets", "chuan mo cho snippets", "chuan mot 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: (((("chuan mo 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: (((("chuan mo co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuan mo co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuan mo co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.