-ic a-a a-c a-i aaa aac aae aah aai aao aap ac- aca acc ace ach aci aco acp aea aec aee aeh aei aeo aep aha ahc ahe ahh ahi aho ahp ai- aia aic aie aih aii aio aip aoa aoc aoe aoh aoi aoo aop ap- apa apc ape aph api apo app c-- caa cac cae cah cai cao cap cca ccc cce cch cci cco ccp ce- cea cec cee ceh cei ceo cep ch- cha chc che chh chi cho chp ci- cia cic cie cih cii cio cip co- coa coc coe coh coi coo cop cpa cpc cpe cph cpi cpo cpp eaa eac eae eah eai eao eap ec- eca ecc ece ech eci eco eea eec eee eeo eep eha ehc ehe ehh ehi eho ehp eia eic eie eii eio eip eo- eoa eoc eoe eoh eoi eoo eop ep- epa epc epe eph epi epo epp h-i haa hac hae hah hai hao hap hca hcc hce hch hci hco hcp he- hea hec hee heh hei heo hep hha hhc hhe hhh hhi hho hhp hia hic hie hih hii hio hip hoa hoc hoe hoh hoi hoo hop hpa hpc hpe hph hpi hpo hpp ia- iaa iac iae iah iai iao iap ica icc ice ich ici ico icp ie- iea iec iee iei iep iha ihc ihe ihh ihi iho ihp iia iic iie iih iii iio iip io- ioa ioc ioe ioh ioi ioo iop ipa ipc ipe ipi ipo ipp o-i oaa oac oae oah oai oao oap oc- oca occ och oci oco ocp oea oec oee oeh oei oeo oep oha ohc ohe ohh ohi oho ohp oia oic oie oii oio oip oo- ooa ooc ooh ooi ooo oop op- opa opc ope oph opi opo opp p-p paa pac pae pah pai pao pap pca pcc pce pch pci pco pcp pea pec pee peh pei peo pep pha phc phe phi pho php pia pic pie pih pii pio pip poa poc poe poh poi poo pop ppa ppc ppe pph ppi ppo ppp