Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho can son snippets" » "cho cac son snippets", "cho phan son snippets", "cho cong son snippets", "cho can song snippets", "cho van son snippets", "cho cao son 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: (((("cho can son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho can son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho can son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho can son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.