HEPTAHEDRA

aa ad ae ah ar at de ed eh er et ha he pa pe re ta

aah aha ape apt are art ate dah dap dee ear eat edh era ere eta eth had hae hah hap hat heh hep her het pad pah par pat pea ped pee peh per pet pht rad rah rap rat red ree rep ret tad tae tap tar tea ted tee the

ahed aped aper area atap dare dart data date dear deep deer deet dere drat dree eath epha haar hade haed haet haha hard hare harp hart hate hath head heap hear heat heed herd here heth para pard pare part pate path pear peat peed peer pere pert phat prat pree rape rapt rate rath read reap rede reed rete rhea tahr tapa tape tare tarp tear teed tepa thae thee trad trap tree