a-a a-c a-t aaa aac aan aao aar aas aat aav ac- aca acc acn aco acr acs act acv an- ana anc ann ano anr ans ant anv aoa aoc aon aoo aor aos aot aov ar- ara arc arn aro arr ars art arv as- asa asc asn aso asr ass ast asv at- ata atc atn ato atr ats att atv av- ava avc avn avo avr avs avt c-- caa cac can cao car cas cat cav cca ccc ccn cco ccr ccs cct ccv cn- cna cnc cnn cno cnr cns cnt cnv co- coa coc con coo cor cos cot cov cra crc crn cro crr crs crt crv csa csc csn cso csr css cst csv cta ctc ctn cto ctr cts ctt ctv cva cvc cvn cvo cvr cvs cvt cvv naa nac nan nao nar nas nat nav nca ncc ncn nco ncr ncs nct ncv nna nnc nnn nno nns nnt nnv no- noa noc non noo nor nos not nov nra nrc nrn nro nrr nrs nrt nrv nsa nsc nsn nso nsr nss nst nsv nta ntc ntn nto ntr nts ntt ntv nva nvc nvn nvt nvv oaa oac oan oao oar oas oat oav oc- oca occ ocn oco ocr ocs oct ocv on- ona onc onn ono onr ons ont oo- ooa ooc oon ooo oor oos oot oov or- ora orc orn oro orr ors ort orv os- osa osc osn oso osr oss ost osv ot- ota otc otn oto otr ots ott otv ov- ova ovc ovo ovs ovv ra- raa rac ran rao rar ras rat rav rca rcc rcn rco rcr rcs rct rcv rna rnc rnn rno rnr rns rnt rnv roa roc ron roo ror ros rot rov rra rrc rrn rrr rrs rrt rsa rsc rsn rso rsr rss rst rsv rta rtc rtn rto rtr rts rtt rtv rva rvc rvn rvo rvr rvs rvt rvv saa sac san sao sar sas sat sav sca scc scn sco scr scs sct scv sna snc snn sno snr sns snt snv soa soc son soo sor sos sot sov sr- sra src srn sro srr srs srt srv ss- ssa ssc ssn sso ssr sss sst ssv sta stc stn sto str sts stt stv sva svc svn svo svr svs svt svv taa tac tan tao tar tas tat tav tca tcc tcn tco tcr tcs tct tcv tna tnc tnn tno tnr tns tnt to- toa toc ton too tor tos tot tov tra trc trn tro trr trs trt trv tsa tsc tsn tso tsr tss tst tsv tta ttc ttn tto ttr tts ttt ttv tva tvc tvn tvo tvr tvs tvt v-a vaa vac van vao var vas vat vav vca vcc vcn vco vcr vcs vct vn- vna vno vnr vns vnv voa voc von voo vor vos vot vov vra vrc vrn vrr vrs vrt vsa vsc vsn vso vsr vss vst vsv vta vtc vto vtr vts vtt vtv vva vvc vvo vvr vvs vvt vvv