two-component system

two-a-penny two-address two-address code two-address instruction two-address instruction system two-and-half dimension memory two-arm two-bagger two-base hit two-baser two-bath chrome tannage two-beam

obligatio certa obligatio civilis obligatio dividua obligatio ex contractu obligatio generis obligatio individua obligatio naturalis obligatio quasi ex contractu obligation obligation arising from contracts