-al -ol a-a a-b a-t aaa aab aaj aal aao aar aat aau ab- aba abb abj abl abo abr abt abu aja ajb ajj ajl ajo ajr ajt aju al- ala alb alj all alo alr alt alu aoa aob aoj aol aoo aor aot aou ar- ara arb arj arl aro arr art aru at- ata atb atl ato atr att atu au- aua aub auj aul auo aur aut b-u baa bab baj bal bao bar bat bau bba bbb bbl bbo bbr bbt bbu bja bjj bjr bjt bju bla blb blj bll blo blr blt blu boa bob boj bol boo bor bot bou bra brb brj brl bro brr brt bru bta btb btl bto btr btt btu bua bub buj bul buo bur but buu jaa jab jaj jal jao jar jat jau jba jbj jbl jbo jbr jbt jbu jja jjb jjj jjl jjr jju jla jlb jll jlo jlr jlt jlu joa job joj jol joo jor jot jou jra jrb jrl jro jrr jrt jta jtb jtl jtr jtt jtu jub jul juo jur jut la- laa lab laj lal lao lar lat lau lba lbb lbj lbl lbo lbr lbt lbu ljj lju lla llb llj lll llo llr llt llu loa lob loj lol loo lor lot lou lra lrb lro lrr lrt lru lta ltb ltl lto ltr ltt ltu lua lub lul luo lur lut luu oaa oab oaj oal oao oar oat oau ob- oba obb obj obl obo obr obt obu oja ojb ojo oju ola olb oll olo olt olu oo- ooa oob ool ooo oor oot or- ora orb orl oro orr ort oru ot- ota otb otl oto otr ott otu ou- oua oul ouo our out ra- raa rab raj ral rao rar rat rau rba rbb rbl rbo rbr rbt rbu rja rjr rla rll rlo rlr rlt rlu roa rob roj rol roo ror rot rou rra rrb rrl rrr rrt rru rta rtb rtj rtl rto rtr rtt rtu rua rub ruo rur rut ruu taa tab taj tal tao tar tat tau tba tbb tbj tbl tbo tbr tbt tbu tjo tjr tju tla tlj tll tlo tlr tlt tlu to- toa tob toj tol too tor tot tou tra trb trl tro trr trt tru tta ttb ttl tto ttr ttt ttu tua tub tuj tul tuo tur tut tuu ua- uaa uab uaj ual uao uar uat uau uba ubb ubl ubo ubr ubt ubu ujo ula ulb ull ulo ulr ult ulu uoa uob uoj uol uoo uor uot ur- ura urb url uro urr urt uru uta utb utj utl uto utr utt utu uua uur uut uuu