-al -ol a-a a-b aaa aab aaj aal aao aar aau ab- aba abb abj abl abo abr abu aja ajb ajj ajl ajo ajr aju al- ala alb alj all alo alr alu aoa aob aoj aol aoo aor aou ar- ara arb arj arl aro arr aru au- aua aub auj aul auo aur b-u baa bab baj bal bao bar bau bba bbb bbl bbo bbr bbu bja bjj bjr bju bla blb blj bll blo blr blu boa bob boj bol boo bor bou bra brb brj brl bro brr bru bua bub buj bul buo bur buu jaa jab jaj jal jao jar jau jba jbj jbl jbo jbr jbu jja jjb jjj jjl jjr jju jla jlb jll jlo jlr jlu joa job joj jol joo jor jou jra jrb jrl jro jrr jub jul juo jur la- laa lab laj lal lao lar lau lba lbb lbj lbl lbo lbr lbu ljj lju lla llb llj lll llo llr llu loa lob loj lol loo lor lou lra lrb lro lrr lru lua lub lul luo lur luu oaa oab oaj oal oao oar oau ob- oba obb obj obl obo obr obu oja ojb ojo oju ola olb oll olo olu oo- ooa oob ool ooo oor or- ora orb orl oro orr oru ou- oua oul ouo our ra- raa rab raj ral rao rar rau rba rbb rbl rbo rbr rbu rja rjr rla rll rlo rlr rlu roa rob roj rol roo ror rou rra rrb rrl rrr rru rua rub ruo rur ruu ua- uaa uab uaj ual uao uar uau uba ubb ubl ubo ubr ubu ujo ula ulb ull ulo ulr ulu uoa uob uoj uol uoo uor ur- ura urb url uro urr uru uua uur uuu