-al -er -ic -ol -up a-a a-b a-c a-i aaa aab aac aad aae aai aak aal aao aap aar aas aau ab- aba abb abc abd abe abi abk abl abo abp abr abs abu ac- aca acb acc acd ace aci ack acl aco acp acr acs acu ad- ada adb adc add ade adi adk adl ado adp adr ads adu aea aeb aec aed aee aei aek ael aeo aep aer aes aeu ai- aia aib aic aid aie aii aik ail aio aip air ais aiu aka akb akc akd ake aki akk akl ako akp akr aks aku al- ala alb alc ald ale ali alk all alo alp alr als alu aoa aob aoc aod aoe aoi aok aol aoo aop aor aos aou ap- apa apb apc apd ape api apk apl apo app apr aps apu ar- ara arb arc ard are ari ark arl aro arp arr ars aru as- asa asb asc asd ase asi ask asl aso asp asr ass asu au- aua aub auc aud aue aui auk aul auo aup aur aus b-p b-u baa bab bac bad bae bai bak bal bao bap bar bas bau bba bbb bbc bbd bbe bbi bbk bbl bbo bbp bbr bbs bbu bca bcb bcc bcd bce bci bck bcl bco bcp bcr bcs bcu bda bdb bdc bdd bde bdi bdk bdl bdo bdp bdr bds bdu be- bea beb bec bed bee bei bek bel beo bep ber bes beu bi- bia bib bic bid bie bii bik bil bio bip bir bis biu bka bkb bkc bke bkk bkl bko bkp bkr bks bla blb blc bld ble bli blk bll blo blp blr bls blu boa bob boc bod boe boi bok bol boo bop bor bos bou bpa bpb bpc bpd bpe bpi bpl bpo bpp bpr bps bpu bra brb brd bre bri brk brl bro brp brr brs bru bsa bsb bsc bsd bse bsi bsk bsl bso bsp bsr bss bsu bua bub buc bud bue bui buk bul buo bup bur bus buu c-- caa cab cac cad cae cai cak cal cao cap car cas cau cba cbb cbc cbd cbe cbi cbk cbl cbo cbp cbr cbs cbu cca ccb ccc ccd cce cci cck ccl cco ccp ccr ccs ccu cda cdb cdc cdd cde cdi cdk cdl cdo cdp cdr cds cdu ce- cea ceb cec ced cee cei cek cel ceo cep cer ces ceu ci- cia cib cic cid cie cii cik cil cio cip cir cis ciu cka ckb ckc ckd cki cko cks cl- cla clb clc cld cle cli clk cll clo clp clr cls clu co- coa cob coc cod coe coi cok col coo cop cor cos cou cpa cpb cpc cpd cpe cpi cpk cpl cpo cpp cpr cps cpu cra crb crc crd cre cri crk crl cro crp crr crs cru csa csb csc csd cse csi csk csl cso csp csr css csu cua cub cuc cud cue cui cuk cul cuo cup cur cus cuu daa dab dac dad dae dai dak dal dao dap dar das dau dba dbb dbc dbd dbe dbi dbk dbl dbo dbp dbr dbs dbu dca dcb dcc dcd dce dci dck dcl dco dcp dcr dcs dcu dda ddb ddc ddd dde ddi ddk ddl ddo ddp ddr dds ddu de- dea deb dec ded dee dei dek del deo dep der des deu di- dia dib dic did die dii dik dil dio dip dir dis diu dka dkb dkc dke dki dkk dkl dko dkp dkr dks dku dl- dla dlb dlc dld dle dli dlk dll dlo dlp dlr dls dlu doa dob doc dod doe doi dok dol doo dop dor dos dou dpa dpb dpc dpd dpe dpi dpk dpl dpo dpp dpr dps dpu dra drb drc drd dre dri drk drl dro drp drr drs dru dsa dsb dsc dsd dse dsi dsk dsl dso dsp dsr dss dsu dua dub duc dud due dui duk dul duo dup dur dus eaa eab eac ead eae eai eak eal eao eap ear eas eau eba ebb ebc ebd ebe ebi ebk ebl ebo ebp ebr ebs ebu ec- eca ecb ecc ecd ece eci eck ecl eco ecr ecs ecu ed- eda edb edc edd ede edi edk edl edo edp edr eds edu eea eeb eec eed eee eek eel eeo eep eer ees eia eib eic eid eie eii eik eil eio eip eir eis eiu eka ekb ekc ekd eke eki ekl eko ekp ekr eks eku ela elb elc eld ele eli elk ell elo elp elr els elu eo- eoa eob eoc eod eoe eoi eok eol eoo eop eor eos eou ep- epa epb epc epd epe epi epl epo epp epr eps epu era erb erc erd ere eri erk erl ero erp err ers eru es- esa esb esc esd ese esi esk esl eso esp esr ess esu eu- eua eub euc eud eue eui eul eup eur eus i-d ia- iaa iab iac iad iae iai ial iao iap iar ias iau iba ibb ibc ibd ibe ibi ibk ibl ibo ibp ibr ibs ibu ica icb icc icd ice ici ick icl ico icp icr ics icu ida idb idc idd ide idi idk idl ido idp idr ids idu ie- iea iec ied iee iei iek iel iep ier ies iia iib iic iid iie iii iil iio iip iir iis iiu ika ikb ikc ike iki ikk ikl iko ikr iks iku il- ila ilb ilc ild ile ili ilk ill ilo ilp ilr ils ilu io- ioa iob ioc iod ioe ioi iol ioo iop ior ios iou ipa ipb ipc ipd ipe ipi ipl ipo ipp ipr ips ipu ir- ira irb irc ird ire iri irk irl iro irp irr irs iru is-