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