secondary school teachers 3 [vynechat] stredoškolskí učitelia 3 [vynechat] secondary industrial schools 2 [vynechat] stredné priemyselné školy 2 [vynechat] Czechs 1 [vynechat] Košice (Slovakia) 1 [vynechat] Slovaks 1 [vynechat] Slováci 1 [vynechat] absolventi stredných škôl 1 [vynechat] absolventi škôl 1 [vynechat] dejiny školstva 1 [vynechat] history of education 1 [vynechat] school graduates 1 [vynechat] secondary school graduates 1 [vynechat] secondary school students 1 [vynechat] secondary schools 1 [vynechat] secondary vocational schools 1 [vynechat] social conditions 1 [vynechat] sociálne pomery 1 [vynechat] stredné odborné školy 1 [vynechat] stredné školy 1 [vynechat] stredoškolskí študenti 1 [vynechat] Česi 1 [vynechat]