-ic a-a a-c a-i aaa aac aaf aai aan aao aap aar ac- aca acc acf aci acn aco acp acr af- afa afc aff afi afn afo afp afr ai- aia aic aif aii ain aio aip air an- ana anc anf ani ann ano anp anr aoa aoc aof aoi aon aoo aop aor ap- apa apc apf api apn apo app apr ar- ara arc arf ari arn aro arp arr c-- caa cac caf cai can cao cap car cca ccc ccf cci ccn cco ccp ccr cfa cfc cff cfi cfn cfo cfp cfr ci- cia cic cif cii cin cio cip cir cn- cna cnc cnf cni cnn cno cnp cnr co- coa coc cof coi con coo cop cor cpa cpc cpf cpi cpn cpo cpp cpr cra crc crf cri crn cro crp crr faa fac faf fai fan fao fap far fca fcc fcf fci fcn fco fcp fcr ffa ffc fff ffi ffn ffo ffp ffr fia fic fif fii fin fip fir fna fnc fnf fni fnn fnp fnr foa foc fof foi fon foo fop for fpa fpc fpi fpn fpo fpp fpr fra frc frf fri frn fro frp frr i-f ia- iaa iac iaf iai ian iao iap iar ica icc icf ici icn ico icp icr ifa ifc iff ifi ifn ifo ifp ifr iia iic iif iii iin iio iip iir in- ina inc inf ini inn ino inp inr io- ioa ioc iof ioi ion ioo iop ior ipa ipc ipf ipi ipn ipo ipp ipr ir- ira irc irf iri irn iro irp irr n-i naa nac naf nai nan nao nap nar nca ncc ncf nci ncn nco ncp ncr nfa nfc nff nfi nfn nfo nfp nfr nia nic nif nii nin nio nip nir nna nnc nnf nni nnn nno nnp no- noa noc nof noi non noo nop nor npa npc npf npi npn npo npp npr nra nrc nrf nri nrn nro nrp nrr o-i oaa oac oaf oai oan oao oap oar oc- oca occ ocf oci ocn oco ocp ocr of- ofa ofc off ofi ofn ofo ofp ofr oia oic oif oii oin oio oip oir on- ona onc onf oni onn ono onp onr oo- ooa ooc oof ooi oon ooo oop oor op- opa opc opf opi opn opo opp opr or- ora orc orf ori orn oro orp orr p-p paa pac paf pai pan pao pap par pca pcc pcf pci pcn pco pcp pcr pfa pfc pff pfi pfn pfo pfp pfr pia pic pif pii pin pio pip pir pn- pna pnc pnf pni pnn pno pnp pnr poa poc pof poi pon poo pop por ppa ppc ppf ppi ppn ppo ppp ppr pra prc prf pri prn pro prp prr ra- raa rac raf rai ran rao rap rar rca rcc rcf rci rcn rco rcp rcr rfa rfc rff rfi rfn rfo rfp rfr ria ric rif rii rin rio rip rir rna rnc rni rnn rno rnp rnr roa roc rof roi ron roo rop ror rpa rpc rpf rpi rpn rpo rpp rpr rra rrc rrf rri rrn rrp rrr