-ic a-a a-b a-c a-i aaa aab aac aai aan aar aav ab- aba abb abc abi abn abr abv ac- aca acb acc aci acn acr acv ai- aia aib aic aii ain air aiv an- ana anb anc ani ann anr anv ar- ara arb arc ari arn arr arv av- ava avb avc avi avn avr baa bab bac bai ban bar bav bba bbb bbc bbi bbn bbr bca bcb bcc bci bcn bcr bcv bi- bia bib bic bii bin bir biv bna bnb bnc bni bnn bnr bnv bra brb bri brn brr brv bva bvb bvc bvi bvn bvr bvv c-- caa cab cac cai can car cav cba cbb cbc cbi cbn cbr cbv cca ccb ccc cci ccn ccr ccv ci- cia cib cic cii cin cir civ cn- cna cnb cnc cni cnn cnr cnv cra crb crc cri crn crr crv cva cvb cvc cvi cvn cvr cvv i-v ia- iaa iab iac iai ian iar iav iba ibb ibc ibi ibn ibr ibv ica icb icc ici icn icr icv iia iib iic iii iin iir in- ina inb inc ini inn inr inv ir- ira irb irc iri irn irr irv iva ivb ivc ivi ivr ivv n-i naa nab nac nai nan nar nav nba nbb nbc nbi nbn nbr nbv nca ncb ncc nci ncn ncr ncv nia nib nic nii nin nir niv nna nnb nnc nni nnn nnv nra nrb nrc nri nrn nrr nrv nva nvb nvc nvi nvn nvv ra- raa rab rac rai ran rar rav rba rbb rbc rbi rbn rbr rca rcb rcc rci rcn rcr rcv ria rib ric rii rin rir riv rna rnb rnc rni rnn rnr rnv rra rrb rrc rri rrn rrr rva rvb rvc rvi rvn rvr rvv v-a vaa vab vac vai van var vav vba vbc vbi vbr vbv vca vcc vci vcn vcr vi- via vib vic vii vin vir viv vn- vna vni vnr vnv vra vrb vrc vri vrn vrr vva vvb vvc vvi vvr vvv