Intermediate Korean Grammar
This Grammar point basically translates to “Only If”
it is used when the fact of the situation in the beginning of the sentence of the sentence is a necessary condition for the situation at the end. it is at
attache to a verb stems. After verb ending with vowels other than 아,야,오, ㅡ어야 is used and after ending with vowels 아,야,오. -어야 is used. After verbs with 하다 ending 여야 is used.
Korean Grammar Intermediate – 는다면/ ㄴ다면/다면