Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luong cau do snippets" » "luong cau code snippets", "luong cac do snippets", "luong chu do snippets", "luong cao do snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data 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: (((("luong cau do snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luong cau do snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( luong cau do snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luong cau do snippets") or ("python using data snippets"))) or ("locating bug core snippets"))*.