1: Pom zoo COZIHOME cov khoom kub txhua lub hlis;
2: Pom zoo lub hom phiaj kev lag luam kub muag khoom lag luam txhua lub hlis;
3: Cov khoom pom zoo txhua lub hlis;
4: Kev pom zoo tsis tu ncua ntawm cov khoom tshiab;
5: Kev pom zoo tsis tu ncua ntawm cov khoom muag zoo tshaj plaws hauv kev lag luam kev lag luam.