-ic a-a a-b a-c a-i aaa aab aac aad aai aan aao aav ab- aba abb abc abd abi abn abo abv ac- aca acb acc acd aci acn aco acv ad- ada adb adc add adi adn ado adv ai- aia aib aic aid aii ain aio aiv an- ana anb anc and ani ann ano anv aoa aob aoc aod aoi aon aoo aov av- ava avb avc avd avi avn avo baa bab bac bad bai ban bao bav bba bbb bbc bbd bbi bbn bbo bca bcb bcc bcd bci bcn bco bcv bda bdb bdc bdd bdi bdo bdv bi- bia bib bic bid bii bin bio biv bna bnb bnc bnd bni bnn bno bnv boa bob boc bod boi bon boo bov bva bvb bvc bvd bvi bvn bvo bvv c-- caa cab cac cad cai can cao cav cba cbb cbc cbd cbi cbn cbo cbv cca ccb ccc ccd cci ccn cco ccv cda cdb cdc cdd cdi cdn cdo cdv ci- cia cib cic cid cii cin cio civ cn- cna cnb cnc cnd cni cnn cno cnv co- coa cob coc cod coi con coo cov cva cvb cvc cvd cvi cvn cvo cvv daa dab dac dad dai dan dao dav dba dbb dbc dbd dbi dbn dbo dbv dca dcb dcc dcd dci dcn dco dcv dda ddb ddc ddd ddi ddn ddo di- dia dib dic did dii din dio div dna dnb dnc dnd dni dnn dno doa dob doc dod doi don doo dov dva dvb dvc dvd dvi dvn i-d i-v ia- iaa iab iac iad iai ian iao iav iba ibb ibc ibd ibi ibn ibo ibv ica icb icc icd ici icn ico icv ida idb idc idd idi idn ido idv iia iib iic iid iii iin iio in- ina inb inc ind ini inn ino inv io- ioa iob ioc iod ioi ion ioo iov iva ivb ivc ivd ivi ivo ivv n-i naa nab nac nad nai nan nao nav nba nbb nbc nbd nbi nbn nbo nbv nca ncb ncc ncd nci ncn nco ncv nda ndb ndc ndd ndi ndn ndo ndv nia nib nic nid nii nin nio niv nna nnb nnc nni nnn nno nnv no- noa nob noc nod noi non noo nov nva nvb nvc nvd nvi nvn nvv o-i oaa oab oac oad oai oan oao oav ob- oba obb obc obd obi obn obo obv oc- oca ocb occ ocd oci ocn oco ocv oda odb odc odd odi odn odo odv oia oib oic oid oii oin oio oiv on- ona onb onc ond oni onn ono oo- ooa oob ooc ood ooi oon ooo oov ov- ova ovb ovc ovd ovi ovo ovv v-a vaa vab vac vad vai van vao vav vba vbc vbd vbi vbo vbv vca vcc vcd vci vcn vco vdb vdc vdd vdi vdo vdv vi- via vib vic vid vii vin vio viv vn- vna vnd vni vno vnv voa vob voc vod voi von voo vov vva vvb vvc vvi vvo vvv