-al -er -ic -ol a-a a-b a-c a-i a-t aaa aab aac aae aaf aai aal aao aar aat aau ab- aba abb abc abe abf abi abl abo abr abt abu ac- aca acb acc ace acf aci acl aco acr act acu aea aeb aec aee aef aei ael aeo aer aet aeu af- afa afb afc afe aff afi afl afo afr aft afu ai- aia aib aic aie aif aii ail aio air ait aiu al- ala alb alc ale alf ali all alo alr alt alu aoa aob aoc aoe aof aoi aol aoo aor aot aou ar- ara arb arc are arf ari arl aro arr art aru at- ata atb atc ate atf ati atl ato atr att atu au- aua aub auc aue auf aui aul auo aur aut b-u baa bab bac bae baf bai bal bao bar bat bau bba bbb bbc bbe bbf bbi bbl bbo bbr bbt bbu bca bcb bcc bce bcf bci bcl bco bcr bct bcu be- bea beb bec bee bef bei bel beo ber bet beu bfa bfb bfc bfe bff bfi bfl bfo bfr bft bfu bi- bia bib bic bie bif bii bil bio bir bit biu bla blb blc ble blf bli bll blo blr blt blu boa bob boc boe bof boi bol boo bor bot bou bra brb bre brf bri brl bro brr brt bru bta btb btc bte btf bti btl bto btr btt btu bua bub buc bue buf bui bul buo bur but buu c-- caa cab cac cae caf cai cal cao car cat cau cba cbb cbc cbe cbf cbi cbl cbo cbr cbt cbu cca ccb ccc cce ccf cci ccl cco ccr cct ccu ce- cea ceb cec cee cef cei cel ceo cer cet ceu cfa cfb cfc cfe cff cfi cfl cfo cfr cft cfu ci- cia cib cic cie cif cii cil cio cir cit ciu cl- cla clb clc cle clf cli cll clo clr clt clu co- coa cob coc coe cof coi col coo cor cot cou cra crb crc cre crf cri crl cro crr crt cru cta ctb ctc cte ctf cti ctl cto ctr ctt ctu cua cub cuc cue cuf cui cul cuo cur cut cuu eaa eab eac eae eaf eai eal eao ear eat eau eba ebb ebc ebe ebf ebi ebl ebo ebr ebt ebu ec- eca ecb ecc ece ecf eci ecl eco ecr ect ecu eea eeb eec eee eef eel eeo eer eet ef- efa efb efc efe eff efi efl efo efr eft eia eib eic eie eif eii eil eio eir eit eiu ela elb elc ele elf eli ell elo elr elt elu eo- eoa eob eoc eoe eof eoi eol eoo eor eot eou era erb erc ere erf eri erl ero err ert eru eta etb etc ete etf eti etl eto etr ett etu eu- eua eub euc eue euf eui eul eur eut faa fab fac fae faf fai fal fao far fat fau fba fbb fbc fbe fbf fbi fbl fbo fbr fbt fbu fca fcb fcc fce fcf fci fcl fco fcr fct fcu fea feb fec fee fef fei fel feo fer fet feu ffa ffc ffe fff ffi ffl ffo ffr fft ffu fia fib fic fie fif fii fil fir fit fiu fla flb flc fle flf fli fll flo flr flt flu foa fob foc foe fof foi fol foo for fot fou fra frb frc fre frf fri frl fro frr frt fru fta ftb ftc fte ftf fti ftl fto ftr ftt ftu fua fub fue fuf fui ful fuo fur fut fuu i-f ia- iaa iab iac iae iaf iai ial iao iar iat iau iba ibb ibc ibe ibf ibi ibl ibo ibr ibt ibu ica icb icc ice icf ici icl ico icr ict icu ie- iea iec iee ief iei iel ier iet ifa ifb ifc ife iff ifi ifl ifo ifr ift ifu iia iib iic iie iif iii iil iio iir iit iiu il- ila ilb ilc ile ilf ili ill ilo ilr ilt ilu io- ioa iob ioc ioe iof ioi iol ioo ior iot iou ir- ira irb irc ire irf iri irl iro irr irt iru ita itb itc ite itf iti itl ito itt itu iu- iua iub iuc iue iui iur iut la- laa lab lac lae laf lai lal lao lar lat lau lba lbb lbc lbe lbf lbi lbl lbo lbr lbt lbu lca lcb lcc lce lcf lci lcl lco lcr lct lcu lea leb lec lee lef lei lel leo ler let leu lfa lfb lfc lfe lff lfi lfl lfo lfr lft lfu lia lib lic lie lif lii lil lio lir lit liu lla llb llc lle llf lli lll llo llr llt llu loa lob loc loe lof loi lol loo lor lot lou lra lrb lrc lrf lri lro lrr lrt lru lta ltb ltc lte ltf lti ltl lto ltr ltt ltu lua lub luc lue luf lui lul luo lur lut luu o-i oaa oab oac oae oaf oai oal oao oar oat oau ob- oba obb obc obe obf obi obl obo obr obt obu oc- oca ocb occ ocf oci ocl oco ocr oct ocu oea oeb oec oee oef oei oel oeo oer oet of- ofa ofb ofc ofe off ofi ofl ofo ofr oft ofu oia oib oic oie oif oii oil oio oir oit oiu ola olb olc ole olf oli oll olo olt olu oo- ooa oob ooc oof ooi ool ooo oor oot or- ora orb orc ore orf ori orl oro orr ort oru ot- ota otb otc ote otf oti otl oto otr ott otu ou- oua ouc oue ouf oui oul ouo our out ra- raa rab rac rae raf rai ral rao rar rat rau rba rbb