Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau than vo snippets" » "cau thang vo snippets", "cau chan vo snippets", "cau phan vo snippets", "cau than va snippets", "cau than doc snippets", "cau than 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: (((("cau than vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau than vo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau than vo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau than vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.