-er -ic a-a a-c a-i aaa aac aae aaf aai aar aau ac- aca acc ace acf aci acr acu aea aec aee aef aei aer aeu af- afa afc afe aff afi afr afu ai- aia aic aie aif aii air aiu ar- ara arc are arf ari arr aru au- aua auc aue auf aui aur c-- caa cac cae caf cai car cau cca ccc cce ccf cci ccr ccu ce- cea cec cee cef cei cer ceu cfa cfc cfe cff cfi cfr cfu ci- cia cic cie cif cii cir ciu cra crc cre crf cri crr cru cua cuc cue cuf cui cur cuu eaa eac eae eaf eai ear eau ec- eca ecc ece ecf eci ecr ecu eea eec eee eef eer ef- efa efc efe eff efi efr eia eic eie eif eii eir eiu era erc ere erf eri err eru eu- eua euc eue euf eui eur faa fac fae faf fai far fau fca fcc fce fcf fci fcr fcu fea fec fee fef fei fer feu ffa ffc ffe fff ffi ffr ffu fia fic fie fif fii fir fiu fra frc fre frf fri frr fru fua fue fuf fui fur fuu i-f ia- iaa iac iae iaf iai iar iau ica icc ice icf ici icr icu ie- iea iec iee ief iei ier ifa ifc ife iff ifi ifr ifu iia iic iie iif iii iir iiu ir- ira irc ire irf iri irr iru iu- iua iuc iue iui iur ra- raa rac rae raf rai rar rau rca rcc rce rcf rci rcr rcu re- rea rec ree ref rei rer reu rfa rfc rfe rff rfi rfr rfu ria ric rie rif rii rir rra rrc rrf rri rrr rru rua ruc rue ruf rui rur ruu ua- uaa uac uae uaf uai uar uau uca ucc uce ucf uci ucr ucu uea uec uee uef uei uer ufa ufc ufe uff ufi ufr ufu uia uic uie uif uii uir uiu ur- ura urc ure urf uri urr uru uua uuc uue uur uuu