Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"het len hoc snippets" » "chet len hoc snippets", "chet den hoc snippets", "het den hoc snippets", "het len hoa snippets", "het benh hoc 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: (((("het len hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("het len hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( het len hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("het len hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.