_a   

beginning of phrase, function / fanc vi gal

_.a, _._a 

beginning of a sub-phrase / fanc vi dam

_e

argument / jba6k

_i   

first level tcait

_o   

second level tcait

_u   

third level tcait

_ai   

forth level tcait

_ei   

fifth level tcait

_oi   

sixth level tcait

_ui   

seventh level tcait

_au   

eighth level tcait

_eu   

ninth level tcait

_iu   

tenth level tcait

_e._a  

beginning of a sub-phrase or sub-ordinate clause that is a jba6k (argument) of the fanc vi gal (main phrase's function)

_i._a   

beginning of a sub-phrase or sub-ordinate clause that is a tcait (property) of a jba6k (argument)

_o._a   

beginning of a sub-phrase or sub-ordinate clause that is a 'second level' tcait (property) or a 'first level' tcait (property)

...

and so on