-er -ic a-a a-c a-i a-t aaa aac aae aaf aai aan aao aap aar aat ac- aca acc ace acf aci acn aco acp acr act aea aec aee aef aei aen aeo aep aer aet af- afa afc afe aff afi afn afo afp afr aft ai- aia aic aie aif aii ain aio aip air ait an- ana anc ane anf ani ann ano anp anr ant aoa aoc aoe aof aoi aon aoo aop aor aot ap- apa apc ape apf api apn apo app apr apt ar- ara arc are arf ari arn aro arp arr art at- ata atc ate atf ati atn ato atp atr att c-- caa cac cae caf cai can cao cap car cat cca ccc cce ccf cci ccn cco ccp ccr cct ce- cea cec cee cef cei cen ceo cep cer cet cfa cfc cfe cff cfi cfn cfo cfp cfr cft ci- cia cic cie cif cii cin cio cip cir cit cn- cna cnc cne cnf cni cnn cno cnp cnr cnt co- coa coc coe cof coi con coo cop cor cot cpa cpc cpe cpf cpi cpn cpo cpp cpr cpt cra crc cre crf cri crn cro crp crr crt cta ctc cte ctf cti ctn cto ctp ctr ctt eaa eac eae eaf eai ean eao eap ear eat ec- eca ecc ece ecf eci ecn eco ecr ect eea eec eee eef een eeo eep eer eet ef- efa efc efe eff efi efo efp efr eft eia eic eie eif eii ein eio eip eir eit en- ena enc ene enf eni enn eno enp enr ent eo- eoa eoc eoe eof eoi eon eoo eop eor eot ep- epa epc epe epf epi epn epo epp epr ept era erc ere erf eri ern ero erp err ert eta etc ete etf eti etn eto etp etr ett faa fac fae faf fai fan fao fap far fat fca fcc fce fcf fci fcn fco fcp fcr fct fea fec fee fef fei fen feo fep fer fet ffa ffc ffe fff ffi ffn ffo ffp ffr fft fia fic fie fif fii fin fip fir fit fna fnc fne fnf fni fnn fnp fnr fnt foa foc foe fof foi fon foo fop for fot fpa fpc fpe fpi fpn fpo fpp fpr fpt fra frc fre frf fri frn fro frp frr frt fta ftc fte ftf fti ftn fto ftp ftr ftt i-f ia- iaa iac iae iaf iai ian iao iap iar iat ica icc ice icf ici icn ico icp icr ict ie- iea iec iee ief iei ien iep ier iet ifa ifc ife iff ifi ifn ifo ifp ifr ift iia iic iie iif iii iin iio iip iir iit in- ina inc ine inf ini inn ino inp inr int io- ioa ioc ioe iof ioi ion ioo iop ior iot ipa ipc ipe ipf ipi ipn ipo ipp ipr ipt ir- ira irc ire irf iri irn iro irp irr irt ita itc ite itf iti itn ito itp itt n-i naa nac nae naf nai nan nao nap nar nat nca ncc nce ncf nci ncn nco ncp ncr nct ne- nea nec nee nef nei nen neo nep ner net nfa nfc nfe nff nfi nfn nfo nfp nfr nft nia nic nie nif nii nin nio nip nir nit nna nnc nne nnf nni nnn nno nnp nnt no- noa noc noe nof noi non noo nop nor not npa npc npe npf npi npn npo npp npr npt nra nrc nre nrf nri nrn nro nrp nrr nrt nta ntc nte ntf nti ntn nto ntp ntr ntt o-i oaa oac oae oaf oai oan oao oap oar oat oc- oca occ ocf oci ocn oco ocp ocr oct oea oec oee oef oei oen oeo oep oer oet of- ofa ofc ofe off ofi ofn ofo ofp ofr oft oia oic oie oif oii oin oio oip oir oit on- ona onc one onf oni onn ono onp onr ont oo- ooa ooc oof ooi oon ooo oop oor oot op- opa opc ope opf opi opn opo opp opr opt or- ora orc ore orf ori orn oro orp orr ort ot- ota otc ote otf oti otn oto otp otr ott p-p paa pac pae paf pai pan pao pap par pat pca pcc pce pcf pci pcn pco pcp pcr pct pea pec pee pef pei pen peo pep per pet pfa pfc pfe pff pfi pfn pfo pfp pfr pft pia pic pie pif pii pin pio pip pir pit pn- pna pnc pne pnf pni pnn pno pnp pnr pnt poa poc poe pof poi pon poo pop por pot ppa ppc ppe ppf ppi ppn ppo ppp ppr ppt pra prc pre prf pri prn pro prp prr prt pt- pta ptc pte ptf pti ptn pto ptp ptr ptt ra- raa rac rae raf rai ran rao rap rar rat rca rcc rce rcf rci rcn rco rcp rcr rct re- rea rec ree ref rei ren reo rep rer ret rfa rfc rfe rff rfi rfn rfo rfp rfr rft ria ric rie rif rii rin rio rip rir rit rna rnc rni rnn rno rnp rnr rnt roa roc roe rof roi ron roo rop ror rot rpa rpc rpe rpf rpi rpn rpo rpp rpr rpt rra rrc rrf rri rrn rrp rrr rrt rta rtc rte rtf rti rtn rto rtp rtr rtt taa tac tae taf tai tan tao tap tar tat tca tcc tce tcf tci tcn tco tcp tcr tct te- tea tec tee tef tei ten teo tep ter tet tfa tfc tfe tff tfi tfn tfo tfp tfr tft tia tic tie tif tii tin tio tip tir tit tna tnc tne tnf tni tnn tno tnp tnr tnt to- toa toc toe tof toi ton too top