-al -er -ic -ol a-a a-b a-c a-i a-t aaa aab aac aae aaf aai aal aao aap aar aat ab- aba abb abc abe abf abi abl abo abp abr abt ac- aca acb acc ace acf aci acl aco acp acr act aea aeb aec aee aef aei ael aeo aep aer aet af- afa afb afc afe aff afi afl afo afp afr aft ai- aia aib aic aie aif aii ail aio aip air ait al- ala alb alc ale alf ali all alo alp alr alt aoa aob aoc aoe aof aoi aol aoo aop aor aot ap- apa apb apc ape apf api apl apo app apr apt ar- ara arb arc are arf ari arl aro arp arr art at- ata atb atc ate atf ati atl ato atp atr att b-p baa bab bac bae baf bai bal bao bap bar bat bba bbb bbc bbe bbf bbi bbl bbo bbp bbr bbt bca bcb bcc bce bcf bci bcl bco bcp bcr bct be- bea beb bec bee bef bei bel beo bep ber bet bfa bfb bfc bfe bff bfi bfl bfo bfp bfr bft bi- bia bib bic bie bif bii bil bio bip bir bit bla blb blc ble blf bli bll blo blp blr blt boa bob boc boe bof boi bol boo bop bor bot bpa bpb bpc bpe bpf bpi bpl bpo bpp bpr bpt bra brb bre brf bri brl bro brp brr brt bta btb btc bte btf bti btl bto btp btr btt c-- caa cab cac cae caf cai cal cao cap car cat cba cbb cbc cbe cbf cbi cbl cbo cbp cbr cbt cca ccb ccc cce ccf cci ccl cco ccp ccr cct ce- cea ceb cec cee cef cei cel ceo cep cer cet cfa cfb cfc cfe cff cfi cfl cfo cfp cfr cft ci- cia cib cic cie cif cii cil cio cip cir cit cl- cla clb clc cle clf cli cll clo clp clr clt co- coa cob coc coe cof coi col coo cop cor cot cpa cpb cpc cpe cpf cpi cpl cpo cpp cpr cpt cra crb crc cre crf cri crl cro crp crr crt cta ctb ctc cte ctf cti ctl cto ctp ctr ctt eaa eab eac eae eaf eai eal eao eap ear eat eba ebb ebc ebe ebf ebi ebl ebo ebp ebr ebt ec- eca ecb ecc ece ecf eci ecl eco ecr ect eea eeb eec eee eef eel eeo eep eer eet ef- efa efb efc efe eff efi efl efo efp efr eft eia eib eic eie eif eii eil eio eip eir eit ela elb elc ele elf eli ell elo elp elr elt eo- eoa eob eoc eoe eof eoi eol eoo eop eor eot ep- epa epb epc epe epf epi epl epo epp epr ept era erb erc ere erf eri erl ero erp err ert eta etb etc ete etf eti etl eto etp etr ett faa fab fac fae faf fai fal fao fap far fat fba fbb fbc fbe fbf fbi fbl fbo fbp fbr fbt fca fcb fcc fce fcf fci fcl fco fcp fcr fct fea feb fec fee fef fei fel feo fep fer fet ffa ffc ffe fff ffi ffl ffo ffp ffr fft fia fib fic fie fif fii fil fip fir fit fla flb flc fle flf fli fll flo flp flr flt foa fob foc foe fof foi fol foo fop for fot fpa fpb fpc fpe fpi fpl fpo fpp fpr fpt fra frb frc fre frf fri frl fro frp frr frt fta ftb ftc fte ftf fti ftl fto ftp ftr ftt i-f ia- iaa iab iac iae iaf iai ial iao iap iar iat iba ibb ibc ibe ibf ibi ibl ibo ibp ibr ibt ica icb icc ice icf ici icl ico icp icr ict ie- iea iec iee ief iei iel iep ier iet ifa ifb ifc ife iff ifi ifl ifo ifp ifr ift iia iib iic iie iif iii iil iio iip iir iit il- ila ilb ilc ile ilf ili ill ilo ilp ilr ilt io- ioa iob ioc ioe iof ioi iol ioo iop ior iot ipa ipb ipc ipe ipf ipi ipl ipo ipp ipr ipt ir- ira irb irc ire irf iri irl iro irp irr irt ita itb itc ite itf iti itl ito itp itt l-p la- laa lab lac lae laf lai lal lao lap lar lat lba lbb lbc lbe lbf lbi lbl lbo lbp lbr lbt lca lcb lcc lce lcf lci lcl lco lcp lcr lct lea leb lec lee lef lei lel leo lep ler let lfa lfb lfc lfe lff lfi lfl lfo lfp lfr lft lia lib lic lie lif lii lil lio lip lir lit lla llb llc lle llf lli lll llo llp llr llt loa lob loc loe lof loi lol loo lop lor lot lpa lpb lpc lpe lpf lpi lpl lpo lpp lpr lpt lra lrb lrc lrf lri lro lrp lrr lrt lta ltb ltc lte ltf lti ltl lto ltp ltr ltt o-i oaa oab oac oae oaf oai oal oao oap oar oat ob- oba obb obc obe obf obi obl obo obp obr obt oc- oca ocb occ ocf oci ocl oco ocp ocr oct oea oeb oec oee oef oei oel oeo oep oer oet of- ofa ofb ofc ofe off ofi ofl ofo ofp ofr oft oia oib oic oie oif oii oil oio oip oir oit ola olb olc ole olf oli oll olo olp olt oo- ooa oob ooc oof ooi ool ooo oop oor oot op- opa opb opc ope opf opi opl opo opp opr opt or- ora orb orc ore orf ori orl oro orp orr ort ot- ota otb otc ote otf oti otl oto otp otr ott p-p