ืืืืื ืืืขืืจื ืื ืงืืืช, ืงื ืื, ืืืกืืื, ืืืืฆืืืช. ืกื ืคืจืืืืื ืืขืืืืืช ืืืืืืืืืช.
This is premium study material. Sign in or create a free account to get started.