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