Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lei co can snippets" » "le co can snippets", "li co can snippets", "loi co can snippets", "lei cho can snippets", "lei co ban snippets", "lei co 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: (((("lei co 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: (((("lei co can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lei co can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lei co can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.