Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chua cu can snippets" » "chua cau can snippets", "cua cu can snippets", "chua co can snippets", "chua cua can snippets", "chua cu cao snippets", "chua cu dan 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 can 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 can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chua cu can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chua cu can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.