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