Arụrụ m ngwa maka visa ezumike nka Non-immigrant O ụbọchị 90. Usoro dị mfe, rụọ ọrụ nke ọma, a kọwara ya nke ọma, e nyere m njikọ iji lelee mmepe. Usoro a were izu 3-4, mana o were m n'okpuru izu 3, e weghachiri akwụkwọ njem m n'ụlọ m.