-al -up a-a a-b a-c aaa aab aac aal aap aar aas aau ab- aba abb abc abl abp abr abs abu ac- aca acb acc acl acp acr acs acu al- ala alb alc all alp alr als alu ap- apa apb apc apl app apr aps apu ar- ara arb arc arl arp arr ars aru as- asa asb asc asl asp asr ass asu au- aua aub auc aul aup aur aus b-p b-u baa bab bac bal bap bar bas bau bba bbb bbc bbl bbp bbr bbs bbu bca bcb bcc bcl bcp bcr bcs bcu bla blb blc bll blp blr bls blu bpa bpb bpc bpl bpp bpr bps bpu bra brb brl brp brr brs bru bsa bsb bsc bsl bsp bsr bss bsu bua bub buc bul bup bur bus buu c-- caa cab cac cal cap car cas cau cba cbb cbc cbl cbp cbr cbs cbu cca ccb ccc ccl ccp ccr ccs ccu cl- cla clb clc cll clp clr cls clu cpa cpb cpc cpl cpp cpr cps cpu cra crb crc crl crp crr crs cru csa csb csc csl csp csr css csu cua cub cuc cul cup cur cus cuu l-p la- laa lab lac lal lap lar las lau lba lbb lbc lbl lbp lbr lbs lbu lca lcb lcc lcl lcp lcr lcs lcu lla llb llc lll llp llr lls llu lpa lpb lpc lpl lpp lpr lps lpu lra lrb lrc lrp lrr lrs lru lsa lsb lsc lsl lsp lsr lss lsu lua lub luc lul lup lur lus luu p-p paa pab pac pal pap par pas pau pba pbb pbc pbl pbp pbr pbs pbu pca pcb pcc pcl pcp pcr pcs pcu pla plb plc pll plp plr pls plu ppa ppb ppc ppl ppp ppr pps ppu pra prb prc prl prp prr prs pru ps- psa psb psc psl psp psr pss psu pua pub puc pul pup pur pus puu ra- raa rab rac ral rap rar ras rau rba rbb rbc rbl rbp rbr rbs rbu rca rcb rcc rcl rcp rcr rcs rcu rla rlc rll rlp rlr rls rlu rpa rpb rpc rpl rpp rpr rps rpu rra rrb rrc rrl rrp rrr rrs rru rsa rsb rsc rsl rsp rsr rss rsu rua rub ruc rup rur rus ruu saa sab sac sal sap sar sas sau sba sbb sbc sbl sbp sbr sbs sbu sca scb scc scl scp scr scs scu sla slb slc sll slp slr sls slu spa spb spc spl spp spr sps spu sr- sra srb src srl srp srr srs ss- ssa ssb ssc ssl ssp ssr sss ssu sua sub suc sul sup sur sus suu ua- uaa uab uac ual uap uar uas uau uba ubb ubc ubl ubp ubr ubs ubu uca ucb ucc ucl ucp ucr ucs ucu ula ulb ulc ull ulp ulr uls ulu up- upa upb upc upp upr ups upu ur- ura urb urc url urp urr urs uru usa usb usc usl usp usr uss usu uua uuc uur uus uuu

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