Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toc ha hoc snippets" » "toc ta hoc snippets", "hoc ha hoc snippets", "tac ha hoc snippets", "toc hoa hoc snippets", "toc nha hoc snippets", "toc va 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: (((("toc ha 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: (((("toc ha hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toc ha hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toc ha hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.