Demonstratives 'usually precede the head and follow it only if the prehead position is occupied by an interrogative modifier in an interrogative clause' (Aikhenvald 2003:562).
Source:
Aikhenvald 2003:562
Legal Values and Meanings:
Value
Meaning
?
Not known
A
dem-N
B
N-dem
C
both orders with neither order dominant
D
both but for specific forms
E
both but depend on the characteristics of the nominal head