Twenty - one wins from a power conference is typically enough to secure a bid .
The Bears could not overcome going 0 - for - 6 against Pac - 12 heavyweights Arizona , Oregon and UCLA .
Twenty - one wins from a power conference is typically enough to secure a bid , but the Bears could not overcome going 0 - for - 6 against Pac - 12 heavyweights Arizona , Oregon and UCLA .