Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"song cua can snippets" » "cong cua can snippets", "dong cua can snippets", "huong cua can snippets", "song cua cac snippets", "song cua ban snippets", "song cua 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: (((("song cua 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: (((("song cua can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( song cua can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("song cua can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.