-ic a-a a-c a-i a-t aaa aac aaf aag aai aan aar aat aau ac- aca acc acf acg aci acn acr act acu af- afa afc aff afg afi afn afr aft afu ag- aga agc agf agg agi agn agr agt agu ai- aia aic aif aig aii ain air ait aiu an- ana anc anf ang ani ann anr ant anu ar- ara arc arf arg ari arn arr art aru at- ata atc atf atg ati atn atr att atu au- aua auc auf aug aui aun aur aut c-- caa cac caf cag cai can car cat cau cca ccc ccf ccg cci ccn ccr cct ccu cfa cfc cff cfg cfi cfn cfr cft cfu cga cgc cgg cgi cgn cgr cgt cgu ci- cia cic cif cig cii cin cir cit ciu cn- cna cnc cnf cng cni cnn cnr cnt cnu cra crc crf crg cri crn crr crt cru cta ctc ctf ctg cti ctn ctr ctt ctu cua cuc cuf cug cui cun cur cut cuu faa fac faf fag fai fan far fat fau fca fcc fcf fcg fci fcn fcr fct fcu ffa ffc fff ffg ffi ffn ffr fft ffu fga fgc fgf fgg fgi fgn fgr fgt fia fic fif fig fii fin fir fit fiu fna fnc fnf fng fni fnn fnr fnt fnu fra frc frf frg fri frn frr frt fru fta ftc ftf ftg fti ftn ftr ftt ftu fua fuf fug fui fun fur fut fuu gaa gac gaf gag gai gan gar gat gau gca gcc gcf gcg gci gcn gcr gct gcu gfa gfc gff gfi gfr gft gga ggc ggg ggi ggn ggr ggt ggu gia gic gif gig gii gin gir git giu gna gnc gnf gni gnn gnr gnt gnu gra grc grf grg gri grn grr grt gru gta gtc gtf gtg gti gtn gtr gtt gtu gu- gua guc guf gug gui gun gur gut guu i-f ia- iaa iac iaf iag iai ian iar iat iau ica icc icf icg ici icn icr ict icu ifa ifc iff ifg ifi ifn ifr ift ifu iga igc igf igg igi ign igr igt igu iia iic iif iii iin iir iit iiu in- ina inc inf ing ini inn inr int inu ir- ira irc irf irg iri irn irr irt iru ita itc itf itg iti itn itt itu iu- iua iuc iug iui iur iut n-i naa nac naf nag nai nan nar nat nau nca ncc ncf ncg nci ncn ncr nct ncu nfa nfc nff nfi nfn nfr nft nfu nga ngc ngf ngg ngi ngn ngt ngu nia nic nif nig nii nin nir nit niu nna nnc nnf nng nni nnn nnt nnu nra nrc nrf nrg nri nrn nrr nrt nru nta ntc ntf ntg nti ntn ntr ntt ntu nua nuc nug nui nun nur nut nuu ra- raa rac raf rag rai ran rar rat rau rca rcc rcf rcg rci rcn rcr rct rcu rfa rfc rff rfg rfi rfn rfr rft rfu rga rgc rgf rgg rgi rgn rgr rgt ria ric rif rig rii rin rir rit rna rnc rng rni rnn rnr rnt rnu rra rrc rrf rrg rri rrn rrr rrt rru rta rtc rtf rtg rti rtn rtr rtt rtu rua ruc ruf rug rui run rur rut ruu taa tac taf tag tai tan tar tat tau tca tcc tcf tcg tci tcn tcr tct tcu tfa tfc tff tfg tfi tfn tfr tft tfu tga tgc tgf tgg tgi tgn tgr tgt tgu tia tic tif tig tii tin tir tit tiu tna tnc tnf tng tni tnn tnr tnt tra trc trf trg tri trn trr trt tru tta ttc ttf ttg tti ttn ttr ttt ttu tua tuc tuf tug tui tun tur tut tuu ua- uaa uac uaf uag uai uan uar uat uau uca ucc ucf ucg uci ucn ucr uct ucu ufa ufc uff ufg ufi ufn ufr uft ufu uga ugc ugf ugg ugi ugn ugr ugt ugu uia uic uif uig uii uin uir uit uiu un- una unc unf ung uni unn unr unt unu ur- ura urc urf urg uri urn urr urt uru uta utc utf uti utn utr utt utu uua uuc uug uun uur uut uuu