-ic a-a a-b a-c a-i aaa aab aac aah aai aan aao aar aav ab- aba abb abc abh abi abn abo abr abv ac- aca acb acc ach aci acn aco acr acv aha ahb ahc ahh ahi ahn aho ahr ahv ai- aia aib aic aih aii ain aio air aiv an- ana anb anc anh ani ann ano anr anv aoa aob aoc aoh aoi aon aoo aor aov ar- ara arb arc arh ari arn aro arr arv av- ava avb avc avh avi avn avo avr baa bab bac bah bai ban bao bar bav bba bbb bbc bbh bbi bbn bbo bbr bca bcb bcc bch bci bcn bco bcr bcv bha bhb bhc bhh bhi bho bhr bhv bi- bia bib bic bih bii bin bio bir biv bna bnb bnc bni bnn bno bnr bnv boa bob boc boh boi bon boo bor bov bra brb brh bri brn bro brr brv bva bvb bvc bvh bvi bvn bvo bvr bvv c-- caa cab cac cah cai can cao car cav cba cbb cbc cbh cbi cbn cbo cbr cbv cca ccb ccc cch cci ccn cco ccr ccv ch- cha chb chc chh chi chn cho chr chv ci- cia cib cic cih cii cin cio cir civ cn- cna cnb cnc cnh cni cnn cno cnr cnv co- coa cob coc coh coi con coo cor cov cra crb crc crh cri crn cro crr crv cva cvb cvc cvh cvi cvn cvo cvr cvv h-i haa hab hac hah hai han hao har hav hba hbb hbc hbh hbi hbn hbo hbr hbv hca hcb hcc hch hci hcn hco hcr hcv hha hhb hhc hhh hhi hhn hho hhr hhv hia hib hic hih hii hin hio hir hiv hna hnb hnc hnh hnn hno hnv hoa hob hoc hoh hoi hon hoo hor hov hr- hra hrb hrc hrh hri hrn hro hrr hrv hv- hva hvb hvc hvn hvo hvr hvv i-v ia- iaa iab iac iah iai ian iao iar iav iba ibb ibc ibh ibi ibn ibo ibr ibv ica icb icc ich ici icn ico icr icv iha ihb ihc ihh ihi ihn iho ihr ihv iia iib iic iih iii iin iio iir in- ina inb inc inh ini inn ino inr inv io- ioa iob ioc ioh ioi ion ioo ior iov ir- ira irb irc iri irn iro irr irv iva ivb ivc ivi ivo ivr ivv n-i naa nab nac nah nai nan nao nar nav nba nbb nbc nbi nbn nbo nbr nbv nca ncb ncc nch nci ncn nco ncr ncv nha nhb nhc nhh nhi nhn nhr nhv nia nib nic nih nii nin nio nir niv nna nnb nnc nnh nni nnn nno nnv no- noa nob noc noh noi non noo nor nov nra nrb nrc nri nrn nro nrr nrv nva nvb nvc nvh nvi nvn nvv o-i oaa oab oac oah oai oan oao oar oav ob- oba obb obc obh obi obn obo obr obv oc- oca ocb occ och oci ocn oco ocr ocv oha ohc ohh ohi ohn oho ohr oia oib oic oii oin oio oir oiv on- ona onb onc onh oni onn ono onr oo- ooa oob ooc ooh ooi oon ooo oor oov or- ora orb orc orh ori orn oro orr orv ov- ova ovb ovc ovh ovi ovo ovv ra- raa rab rac rah rai ran rao rar rav rba rbb rbc rbh rbi rbn rbo rbr rca rcb rcc rch rci rcn rco rcr rcv rh- rha rhb rhc rhh rhi rhn rho rhr rhv ria rib ric rih rii rin rio rir riv rna rnb rnc rnh rni rnn rno rnr rnv roa rob roc roh roi ron roo ror rov rra rrb rrc rrh rri rrn rrr rva rvb rvc rvh rvi rvn rvo rvr rvv v-a vaa vab vac vah vai van vao var vav vba vbc vbh vbi vbo vbr vbv vca vcc vch vci vcn vco vcr vh- vha vhb vhc vhi vho vi- via vib vic vii vin vio vir viv vn- vna vni vno vnr vnv voa vob voc voh voi von voo vor vov vra vrb vrc vrh vri vrn vrr vva vvb vvc vvi vvo vvr vvv