-al a-a a-b a-i aaa aab aag aai aak aal aap aar ab- aba abb abg abi abk abl abp abr ag- aga agb agg agi agk agl agp agr ai- aia aib aig aii aik ail aip air aka akb akg aki akk akl akp akr al- ala alb alg ali alk all alp alr ap- apa apb apg api apk apl app apr ar- ara arb arg ari ark arl arp arr b-p baa bab bag bai bak bal bap bar bba bbb bbg bbi bbk bbl bbp bbr bga bgb bgg bgi bgk bgl bgp bgr bi- bia bib big bii bik bil bip bir bka bkb bkg bkk bkl bkp bkr bla blb blg bli blk bll blp blr bpa bpb bpg bpi bpl bpp bpr bra brb brg bri brk brl brp brr g-p gaa gab gag gai gak gal gap gar gba gbg gbi gbk gbl gbp gbr gga ggb ggg ggi ggp ggr gia gib gig gii gik gil gip gir gka gkb gkp gla glb glg gli glk gll glp glr gpa gpb gpg gpi gpk gpl gpp gpr gra grb grg gri grk grl grp grr ia- iaa iab iag iai ial iap iar iba ibb ibg ibi ibk ibl ibp ibr iga igb igg igi igk igl igp igr iia iib iii iil iip iir ika ikb iki ikk ikl ikr il- ila ilb ilg ili ilk ill ilp ilr ipa ipb ipg ipi ipl ipp ipr ir- ira irb irg iri irk irl irp irr ka- kaa kab kag kai kak kal kap kar kba kbb kbi kbk kbl kbp kbr kga kgb kgi kgl kgp kia kib kig kii kik kil kip kir kkb kki kkk kkl kkp kkr kl- kla klb klg kli klr kpa kpi kpk kpl kpp kpr kra krg kri krk krl krp krr l-p la- laa lab lag lai lak lal lap lar lba lbb lbg lbi lbk lbl lbp lbr lga lgb lgg lgi lgk lgl lgp lgr lia lib lig lii lik lil lip lir lka lkb lkg lkl lkp lkr lla llb llg lli llk lll llp llr lpa lpb lpg lpi lpk lpl lpp lpr lra lrb lrg lri lrk lrp lrr p-p paa pab pag pai pak pal pap par pba pbb pbg pbi pbk pbl pbp pbr pga pgb pgg pgi pgk pgl pgp pgr pia pib pig pii pik pil pip pir pka pkb pkg pki pkl pkp pkr pla plb plg pli plk pll plp plr ppa ppb ppg ppi ppk ppl ppp ppr pra prb prg pri prk prl prp prr ra- raa rab rag rai rak ral rap rar rba rbb rbg rbi rbk rbl rbp rbr rga rgb rgg rgi rgk rgp rgr ria rib rig rii rik ril rip rir rkb rkg rkk rkp rla rlg rli rll rlp rlr rpa rpb rpg rpi rpk rpl rpp rpr rra rrb rrg rri rrk rrl rrp rrr