Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toc ban cau snippets" » "toc san cau snippets", "toc ba cau snippets", "hoc ban cau snippets", "toc bang cau snippets", "toc ban can snippets", "toc van cau 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 ban cau 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 ban cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toc ban cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toc ban cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.