-al -er -ic -up a-a a-b a-c a-i aaa aab aac aae aai aal aap aar aau ab- aba abb abc abe abi abl abp abr abu ac- aca acb acc ace aci acl acp acr acu aea aeb aec aee aei ael aep aer aeu ai- aia aib aic aie aii ail aip air aiu al- ala alb alc ale ali all alp alr alu ap- apa apb apc ape api apl app apr apu ar- ara arb arc are ari arl arp arr aru au- aua aub auc aue aui aul aup aur b-p b-u baa bab bac bae bai bal bap bar bau bba bbb bbc bbe bbi bbl bbp bbr bbu bca bcb bcc bce bci bcl bcp bcr bcu be- bea beb bec bee bei bel bep ber beu bi- bia bib bic bie bii bil bip bir biu bla blb blc ble bli bll blp blr blu bpa bpb bpc bpe bpi bpl bpp bpr bpu bra brb bre bri brl brp brr bru bua bub buc bue bui bul bup bur buu c-- caa cab cac cae cai cal cap car cau cba cbb cbc cbe cbi cbl cbp cbr cbu cca ccb ccc cce cci ccl ccp ccr ccu ce- cea ceb cec cee cei cel cep cer ceu ci- cia cib cic cie cii cil cip cir ciu cl- cla clb clc cle cli cll clp clr clu cpa cpb cpc cpe cpi cpl cpp cpr cpu cra crb crc cre cri crl crp crr cru cua cub cuc cue cui cul cup cur cuu eaa eab eac eae eai eal eap ear eau eba ebb ebc ebe ebi ebl ebp ebr ebu ec- eca ecb ecc ece eci ecl ecr ecu eea eeb eec eee eel eep eer eia eib eic eie eii eil eip eir eiu ela elb elc ele eli ell elp elr elu ep- epa epb epc epe epi epl epp epr epu era erb erc ere eri erl erp err eru eu- eua eub euc eue eui eul eup eur ia- iaa iab iac iae iai ial iap iar iau iba ibb ibc ibe ibi ibl ibp ibr ibu ica icb icc ice ici icl icp icr icu ie- iea iec iee iei iel iep ier iia iib iic iie iii iil iip iir iiu il- ila ilb ilc ile ili ill ilp ilr ilu ipa ipb ipc ipe ipi ipl ipp ipr ipu ir- ira irb irc ire iri irl irp irr iru iu- iua iub iuc iue iui iup iur l-p la- laa lab lac lae lai lal lap lar lau lba lbb lbc lbe lbi lbl lbp lbr lbu lca lcb lcc lce lci lcl lcp lcr lcu lea leb lec lee lei lel lep ler leu lia lib lic lie lii lil lip lir liu lla llb llc lle lli lll llp llr llu lpa lpb lpc lpe lpi lpl lpp lpr lpu lra lrb lrc lri lrp lrr lru lua lub luc lue lui lul lup lur luu p-p paa pab pac pae pai pal pap par pau pba pbb pbc pbe pbi pbl pbp pbr pbu pca pcb pcc pce pci pcl pcp pcr pcu pea peb pec pee pei pel pep per peu pia pib pic pie pii pil pip pir piu pla plb plc ple pli pll plp plr plu ppa ppb ppc ppe ppi ppl ppp ppr ppu pra prb prc pre pri prl prp prr pru pua pub puc pue pui pul pup pur puu ra- raa rab rac rae rai ral rap rar rau rba rbb rbc rbe rbi rbl rbp rbr rbu rca rcb rcc rce rci rcl rcp rcr rcu re- rea reb rec ree rei rel rep rer reu ria rib ric rie rii ril rip rir rla rlc rle rli rll rlp rlr rlu rpa rpb rpc rpe rpi rpl rpp rpr rpu rra rrb rrc rri rrl rrp rrr rru rua rub ruc rue rui rup rur ruu ua- uaa uab uac uae uai ual uap uar uau uba ubb ubc ube ubi ubl ubp ubr ubu uca ucb ucc uce uci ucl ucp ucr ucu uea ueb uec uee uei uel uep uer uia uib uic uie uii uil uip uir uiu ula ulb ulc ule uli ull ulp ulr ulu up- upa upb upc upe upi upp upr upu ur- ura urb urc ure uri url urp urr uru uua uuc uue uur uuu