-al -er -ic -ol a-a a-b a-c a-i a-t aaa aab aac aae aai aal aao aar aat aau aav ab- aba abb abc abe abi abl abo abr abt abu abv ac- aca acb acc ace aci acl aco acr act acu acv aea aeb aec aee aei ael aeo aer aet aeu aev ai- aia aib aic aie aii ail aio air ait aiu aiv al- ala alb alc ale ali all alo alr alt alu alv aoa aob aoc aoe aoi aol aoo aor aot aou aov ar- ara arb arc are ari arl aro arr art aru arv at- ata atb atc ate ati atl ato atr att atu atv au- aua aub auc aue aui aul auo aur aut auv av- ava avb avc ave avi avl avo avr avt avu b-u baa bab bac bae bai bal bao bar bat bau bav bba bbb bbc bbe bbi bbl bbo bbr bbt bbu bca bcb bcc bce bci bcl bco bcr bct bcu bcv be- bea beb bec bee bei bel beo ber bet beu bev bi- bia bib bic bie bii bil bio bir bit biu biv bla blb blc ble bli bll blo blr blt blu blv boa bob boc boe boi bol boo bor bot bou bov bra brb bre bri brl bro brr brt bru brv bta btb btc bte bti btl bto btr btt btu btv bua bub buc bue bui bul buo bur but buu bva bvb bvc bve bvi bvl bvo bvr bvt bvu bvv c-- caa cab cac cae cai cal cao car cat cau cav cba cbb cbc cbe cbi cbl cbo cbr cbt cbu cbv cca ccb ccc cce cci ccl cco ccr cct ccu ccv ce- cea ceb cec cee cei cel ceo cer cet ceu cev ci- cia cib cic cie cii cil cio cir cit ciu civ cl- cla clb clc cle cli cll clo clr clt clu clv co- coa cob coc coe coi col coo cor cot cou cov cra crb crc cre cri crl cro crr crt cru crv cta ctb ctc cte cti ctl cto ctr ctt ctu ctv cua cub cuc cue cui cul cuo cur cut cuu cuv cva cvb cvc cve cvi cvl cvo cvr cvt cvu cvv eaa eab eac eae eai eal eao ear eat eau eav eba ebb ebc ebe ebi ebl ebo ebr ebt ebu ebv ec- eca ecb ecc ece eci ecl eco ecr ect ecu ecv eea eeb eec eee eel eeo eer eet eev eia eib eic eie eii eil eio eir eit eiu eiv ela elb elc ele eli ell elo elr elt elu elv eo- eoa eob eoc eoe eoi eol eoo eor eot eou era erb erc ere eri erl ero err ert eru erv eta etb etc ete eti etl eto etr ett etu etv eu- eua eub euc eue eui eul eur eut euv eva evb evc eve evi evl evo evr evt evv i-v ia- iaa iab iac iae iai ial iao iar iat iau iav iba ibb ibc ibe ibi ibl ibo ibr ibt ibu ibv ica icb icc ice ici icl ico icr ict icu icv ie- iea iec iee iei iel ier iet iev iia iib iic iie iii iil iio iir iit iiu il- ila ilb ilc ile ili ill ilo ilr ilt ilu ilv io- ioa iob ioc ioe ioi iol ioo ior iot iou iov ir- ira irb irc ire iri irl iro irr irt iru irv ita itb itc ite iti itl ito itt itu itv iu- iua iub iuc iue iui iur iut iva ivb ivc ive ivi ivl ivo ivr ivt ivu ivv la- laa lab lac lae lai lal lao lar lat lau lav lba lbb lbc lbe lbi lbl lbo lbr lbt lbu lbv lca lcb lcc lce lci lcl lco lcr lct lcu lcv lea leb lec lee lei lel leo ler let leu lev lia lib lic lie lii lil lio lir lit liu liv lla llb llc lle lli lll llo llr llt llu llv loa lob loc loe loi lol loo lor lot lou lov lra lrb lrc lri lro lrr lrt lru lrv lta ltb ltc lte lti ltl lto ltr ltt ltu ltv lua lub luc lue lui lul luo lur lut luu luv lva lvb lvc lve lvi lvl lvr lvt lvv o-i oaa oab oac oae oai oal oao oar oat oau oav ob- oba obb obc obe obi obl obo obr obt obu obv oc- oca ocb occ oci ocl oco ocr oct ocu ocv oea oeb oec oee oei oel oeo oer oet oia oib oic oie oii oil oio oir oit oiu oiv ola olb olc ole oli oll olo olt olu oo- ooa oob ooc ooi ool ooo oor oot oov or- ora orb orc ore ori orl oro orr ort oru orv ot- ota otb otc ote oti otl oto otr ott otu otv ou- oua ouc oue oui oul ouo our out ov- ova ovb ovc ove ovi ovl ovo ovv ra- raa rab rac rae rai ral rao rar rat rau rav rba rbb rbc rbe rbi rbl rbo rbr rbt rbu rca rcb rcc rce rci rcl rco rcr rct rcu rcv re- rea reb rec ree rei rel reo rer ret reu rev ria rib ric rie rii ril rio rir rit riv rla rlc rle rli rll rlo rlr rlt rlu roa rob roc roe roi rol roo ror rot rou rov rra rrb rrc rri rrl rrr rrt rru rta rtb rtc rte rti rtl rto rtr rtt rtu rtv rua rub ruc rue rui ruo rur rut ruu ruv rva rvb rvc rve rvi rvl rvo rvr rvt rvu rvv taa tab tac tae tai tal tao tar tat tau tav tba tbb tbc tbe tbi tbl tbo tbr tbt tbu tbv tca tcb tcc tce tci tcl tco tcr tct