This text is missing some spaces, please add them: Vietnamisanamazing,originalcountrywitharichculture.
Vietnam is an amazing, original country with a rich culture.

This text is missing some spaces, please add them: From1945to1947andagainfrom1979to1985hewasontheeditorialboardoftheBulletinoftheAmericanMathematicalSociety;from1947to1952hewasontheeditorialboardoftheTransactionsoftheAmericanMathematicalSociety;andfrom1957to1959hewasontheeditorialboardoftheProceedingsoftheAmericanMathematicalSociety.
From 1945 to 1947 and again from 1979 to 1985 he was on the editorial board of the Bulletin of the American Mathematical Society; from 1947 to 1952 he was on the editorial board of the Transactions of the American Mathematical Society; and from 1957 to 1959 he was on the editorial board of the Proceedings of the American Mathematical Society.

This text is missing some spaces, please add them: Behold,hecomethupasclouds,andhischariotsareasawhirlwind;hishorsesareswifterthaneagles.
Behold, he cometh up as clouds, and his chariots are as a whirlwind; his horses are swifter than eagles.