The correct pronunciation of the 30 letters in Tibetan is as follows:

1. Guttural: ? [ka] ? [k?a] ? [ga] ? [?a]; Palatal: ? [t?a] ? [t?a] ? [d?a] ? [?a]; Dental: ? [ta] ? [t?a] ? [da] ? [na]; Labial: ? [pa ] ? [p?a] ? [ba] ? [ma]; Dental: ? [tsa] ? [ts?a] ? [dza] ? [wa]; Low: ? [?a] ? [za] ? [ ?a] ? [ja].

2. Medium: ? [ra] ? [la] ? [?a] ? [sa]; High: ? [ha] ? [a]; Other: ? [ca] ?/? [ c?a] ? [?a] ? [?a] ? [?a];? [a] ? [i]? [u] ? [?] ? [?].

The relevant introduction to Tibetan is as follows:

The writing habit of Tibetan is from left to right. Fonts are divided into two categories, namely "headed characters" and "headless characters", which are named according to the different forms of the fonts. Headed characters are equivalent to regular script and are often used for printing, engraving, formal documents, etc. Headless characters are equivalent to running script and are mainly used for handwriting.