-up b-p b-u bbb bbi bbp bbq bbu bi- bib bii bip biu biz bpb bpi bpp bpu bqp bub bui bup buu buz bzp bzu bzz ibb ibi ibp ibu ibz iib iii iip iiu ipb ipi ipp ipu iqu iu- iub iui iup iuz izi izu izz p-p pbb pbi pbp pbu pbz pib pii pip piq piu piz ppb ppi ppp ppq ppu ppz pqi pqq pub pui pup puu puz pzp pzq qbq qip qiu qiz qpp qqq qqu qu- qui ubb ubi ubp ubu uib uii uip uiq uiu up- upb upi upp upu upz uuu uzb uzi uzu zbb zib zip ziz zpi zpp zpu zub zui zuz zzz