ืืืืื ืฉืืฉืชื ืืช ืืื ืฉื ืขืฆื, ืคืืขื, ืชืืืจ ืืชืืืจ ืืคืืขื. ืืืื ื ืืฉืืืืช ืืฉืืืช ืืฉืคืืื.
This is premium study material. Sign in or create a free account to get started.