-al -ol -up a-a a-b aaa aab aal aao aap aas aau ab- aba abb abl abo abp abs abu al- ala alb all alo alp als alu aoa aob aol aoo aop aos aou ap- apa apb apl apo app aps apu as- asa asb asl aso asp ass asu au- aua aub aul auo aup aus b-p b-u baa bab bal bao bap bas bau bba bbb bbl bbo bbp bbs bbu bla blb bll blo blp bls blu boa bob bol boo bop bos bou bpa bpb bpl bpo bpp bps bpu bsa bsb bsl bso bsp bss bsu bua bub bul buo bup bus buu l-p la- laa lab lal lao lap las lau lba lbb lbl lbo lbp lbs lbu lla llb lll llo llp lls llu loa lob lol loo lop los lou lpa lpb lpl lpo lpp lps lpu lsa lsb lsl lso lsp lss lsu lua lub lul luo lup lus luu oaa oab oal oao oap oas oau ob- oba obb obl obo obp obs obu ola olb oll olo olp ols olu oo- ooa oob ool ooo oop oos op- opa opb opl opo opp ops os- osa osb osl oso osp oss osu ou- oua oul ouo oup ous p-p paa pab pal pao pap pas pau pba pbb pbl pbo pbp pbs pbu pla plb pll plo plp pls plu poa pob pol poo pop pos pou ppa ppb ppl ppo ppp pps ppu ps- psa psb psl pso psp pss psu pua pub pul pup pus puu saa sab sal sao sap sas sau sba sbb sbl sbo sbp sbs sbu sla slb sll slo slp sls slu soa sob sol soo sop sos sou spa spb spl spo spp sps spu ss- ssa ssb ssl sso ssp sss ssu sua sub sul suo sup sus suu ua- uaa uab ual uao uap uas uau uba ubb ubl ubo ubp ubs ubu ula ulb ull ulo ulp uls ulu uoa uob uol uoo uop uos up- upa upb upo upp ups upu usa usb usl uso usp uss usu uua uus uuu