-ic a-a a-b a-c a-i a-t aaa aab aac aai aan aao aar aat aav ab- aba abb abc abi abn abo abr abt abv ac- aca acb acc aci acn aco acr act acv ai- aia aib aic aii ain aio air ait aiv an- ana anb anc ani ann ano anr ant anv aoa aob aoc aoi aon aoo aor aot aov ar- ara arb arc ari arn aro arr art arv at- ata atb atc ati atn ato atr att atv av- ava avb avc avi avn avo avr avt baa bab bac bai ban bao bar bat bav bba bbb bbc bbi bbn bbo bbr bbt bca bcb bcc bci bcn bco bcr bct bcv bi- bia bib bic bii bin bio bir bit biv bna bnb bnc bni bnn bno bnr bnt bnv boa bob boc boi bon boo bor bot bov bra brb bri brn bro brr brt brv bta btb btc bti btn bto btr btt btv bva bvb bvc bvi bvn bvo bvr bvt bvv c-- caa cab cac cai can cao car cat cav cba cbb cbc cbi cbn cbo cbr cbt cbv cca ccb ccc cci ccn cco ccr cct ccv ci- cia cib cic cii cin cio cir cit civ cn- cna cnb cnc cni cnn cno cnr cnt cnv co- coa cob coc coi con coo cor cot cov cra crb crc cri crn cro crr crt crv cta ctb ctc cti ctn cto ctr ctt ctv cva cvb cvc cvi cvn cvo cvr cvt cvv i-v ia- iaa iab iac iai ian iao iar iat iav iba ibb ibc ibi ibn ibo ibr ibt ibv ica icb icc ici icn ico icr ict icv iia iib iic iii iin iio iir iit in- ina inb inc ini inn ino inr int inv io- ioa iob ioc ioi ion ioo ior iot iov ir- ira irb irc iri irn iro irr irt irv ita itb itc iti itn ito itt itv iva ivb ivc ivi ivo ivr ivt ivv n-i naa nab nac nai nan nao nar nat nav nba nbb nbc nbi nbn nbo nbr nbt nbv nca ncb ncc nci ncn nco ncr nct ncv nia nib nic nii nin nio nir nit niv nna nnb nnc nni nnn nno nnt nnv no- noa nob noc noi non noo nor not nov nra nrb nrc nri nrn nro nrr nrt nrv nta ntb ntc nti ntn nto ntr ntt ntv nva nvb nvc nvi nvn nvt nvv o-i oaa oab oac oai oan oao oar oat oav ob- oba obb obc obi obn obo obr obt obv oc- oca ocb occ oci ocn oco ocr oct ocv oia oib oic oii oin oio oir oit oiv on- ona onb onc oni onn ono onr ont oo- ooa oob ooc ooi oon ooo oor oot oov or- ora orb orc ori orn oro orr ort orv ot- ota otb otc oti otn oto otr ott otv ov- ova ovb ovc ovi ovo ovv ra- raa rab rac rai ran rao rar rat rav rba rbb rbc rbi rbn rbo rbr rbt rca rcb rcc rci rcn rco rcr rct rcv ria rib ric rii rin rio rir rit riv rna rnb rnc rni rnn rno rnr rnt rnv roa rob roc roi ron roo ror rot rov rra rrb rrc rri rrn rrr rrt rta rtb rtc rti rtn rto rtr rtt rtv rva rvb rvc rvi rvn rvo rvr rvt rvv taa tab tac tai tan tao tar tat tav tba tbb tbc tbi tbn tbo tbr tbt tbv tca tcb tcc tci tcn tco tcr tct tcv tia tib tic tii tin tio tir tit tiv tna tnb tnc tni tnn tno tnr tnt to- toa tob toc toi ton too tor tot tov tra trb trc tri trn tro trr trt trv tta ttb ttc tti ttn tto ttr ttt ttv tva tvb tvc tvi tvn tvo tvr tvt v-a vaa vab vac vai van vao var vat vav vba vbc vbi vbo vbr vbv vca vcc vci vcn vco vcr vct vi- via vib vic vii vin vio vir vit viv vn- vna vni vno vnr vnv voa vob voc voi von voo vor vot vov vra vrb vrc vri vrn vrr vrt vta vtb vtc vti vto vtr vtt vtv vva vvb vvc vvi vvo vvr vvt vvv