-er -ic -up a-a a-b a-c a-i a-t aaa aab aac aae aai aan aao aap aar aat aau ab- aba abb abc abe abi abn abo abp abr abt abu ac- aca acb acc ace aci acn aco acp acr act acu aea aeb aec aee aei aen aeo aep aer aet aeu ai- aia aib aic aie aii ain aio aip air ait aiu an- ana anb anc ane ani ann ano anp anr ant anu aoa aob aoc aoe aoi aon aoo aop aor aot aou ap- apa apb apc ape api apn apo app apr apt apu ar- ara arb arc are ari arn aro arp arr art aru at- ata atb atc ate ati atn ato atp atr att atu au- aua aub auc aue aui aun auo aup aur aut b-p b-u baa bab bac bae bai ban bao bap bar bat bau bba bbb bbc bbe bbi bbn bbo bbp bbr bbt bbu bca bcb bcc bce bci bcn bco bcp bcr bct bcu be- bea beb bec bee bei ben beo bep ber bet beu bi- bia bib bic bie bii bin bio bip bir bit biu bna bnb bnc bne bni bnn bno bnp bnr bnt bnu boa bob boc boe boi bon boo bop bor bot bou bpa bpb bpc bpe bpi bpn bpo bpp bpr bpt bpu bra brb bre bri brn bro brp brr brt bru bta btb btc bte bti btn bto btp btr btt btu bua bub buc bue bui bun buo bup bur but buu c-- caa cab cac cae cai can cao cap car cat cau cba cbb cbc cbe cbi cbn cbo cbp cbr cbt cbu cca ccb ccc cce cci ccn cco ccp ccr cct ccu ce- cea ceb cec cee cei cen ceo cep cer cet ceu ci- cia cib cic cie cii cin cio cip cir cit ciu cn- cna cnb cnc cne cni cnn cno cnp cnr cnt cnu co- coa cob coc coe coi con coo cop cor cot cou cpa cpb cpc cpe cpi cpn cpo cpp cpr cpt cpu cra crb crc cre cri crn cro crp crr crt cru cta ctb ctc cte cti ctn cto ctp ctr ctt ctu cua cub cuc cue cui cun cuo cup cur cut cuu eaa eab eac eae eai ean eao eap ear eat eau eba ebb ebc ebe ebi ebn ebo ebp ebr ebt ebu ec- eca ecb ecc ece eci ecn eco ecr ect ecu eea eeb eec eee een eeo eep eer eet eia eib eic eie eii ein eio eip eir eit eiu en- ena enb enc ene eni enn eno enp enr ent enu eo- eoa eob eoc eoe eoi eon eoo eop eor eot eou ep- epa epb epc epe epi epn epo epp epr ept epu era erb erc ere eri ern ero erp err ert eru eta etb etc ete eti etn eto etp etr ett etu eu- eua eub euc eue eui eun eup eur eut ia- iaa iab iac iae iai ian iao iap iar iat iau iba ibb ibc ibe ibi ibn ibo ibp ibr ibt ibu ica icb icc ice ici icn ico icp icr ict icu ie- iea iec iee iei ien iep ier iet iia iib iic iie iii iin iio iip iir iit iiu in- ina inb inc ine ini inn ino inp inr int inu io- ioa iob ioc ioe ioi ion ioo iop ior iot iou ipa ipb ipc ipe ipi ipn ipo ipp ipr ipt ipu ir- ira irb irc ire iri irn iro irp irr irt iru ita itb itc ite iti itn ito itp itt itu iu- iua iub iuc iue iui iup iur iut n-i naa nab nac nae nai nan nao nap nar nat nau nba nbb nbc nbe nbi nbn nbo nbp nbr nbt nbu nca ncb ncc nce nci ncn nco ncp ncr nct ncu ne- nea neb nec nee nei nen neo nep ner net neu nia nib nic nie nii nin nio nip nir nit niu nna nnb nnc nne nni nnn nno nnp nnt nnu no- noa nob noc noe noi non noo nop nor not nou npa npb npc npe npi npn npo npp npr npt npu nra nrb nrc nre nri nrn nro nrp nrr nrt nru nta ntb ntc nte nti ntn nto ntp ntr ntt ntu nua nub nuc nue nui nun nuo nup nur nut nuu o-i oaa oab oac oae oai oan oao oap oar oat oau ob- oba obb obc obe obi obn obo obp obr obt obu oc- oca ocb occ oci ocn oco ocp ocr oct ocu oea oeb oec oee oei oen oeo oep oer oet oia oib oic oie oii oin oio oip oir oit oiu on- ona onb onc one oni onn ono onp onr ont onu oo- ooa oob ooc ooi oon ooo oop oor oot op- opa opb opc ope opi opn opo opp opr opt or- ora orb orc ore ori orn oro orp orr ort oru ot- ota otb otc ote oti otn oto otp otr ott otu ou- oua ouc oue oui oun ouo oup our out p-p paa pab pac pae pai pan pao pap par pat pau pba pbb pbc pbe pbi pbn pbo pbp pbr pbt pbu pca pcb pcc pce pci pcn pco pcp pcr pct pcu pea peb pec pee pei pen peo pep per pet peu pia pib pic pie pii pin pio pip pir pit piu pn- pna pnb pnc pne pni pnn pno pnp pnr pnt pnu poa pob poc poe poi pon poo pop por pot pou ppa ppb ppc ppe ppi ppn ppo ppp ppr ppt ppu pra prb prc pre pri prn pro prp prr prt pru pt- pta ptb ptc pte pti ptn pto ptp ptr ptt ptu pua pub puc pue pui pun pup pur put puu ra- raa rab rac