Comma it is preceded by a semicolon and followed by a comma. Using commas to offset certain adverbs is optional, including "then", "so", "yet", "instead", and "too" (meaning "also"). Commas are often used to enclose parenthetical words and phrases within a sentence (i.e., information that is not essential to the meaning of the sentence). Such phrases are both preceded and followed by a comma, unless that would result in a doubling of punctuation marks or the parenthetical is at the start or end of the sentence. The following are examples of types of parenthetical phrases: A comma is used to separate
Thai and Lao Braille different print diacritic in short ເ◌ຶອ "eua" and ເ◌ັຍ "ia". The short sign ( ็) is also used for the rarer virama ( ฺ). Numbers are the same as in other braille alphabets, though dot six is prefixed to the to specify that they're Thai or Lao digits. Thus, a sequence of numbers begins with . Single (though not paired) clause-final punctuation may introduced with , but is otherwise as in English Braille. There is some variability in the use of the to mark stop/period, comma, and the exclamation point. Thai Braille seems to use for the comma, while Lao