Cracking faster

[baba]

ZweD4k1q
dfrtFH2e
tg9KkJg6

like 8 lenth WPA2 password Cracking faster without wordlist. Mask????
Command???? please

[TheBogeyman]

Hmmm idea for rule,..

At least 2 but not more than 3 u
At least 2 but not more than 3 l
At least 2 but not more than 3 d
min symbols 8, max symbols 8

And powerful grafic cards (or hire someone with mining rig to do the calculations)
but i dont know how to make rules regarding upper options.