-up a-a a-b a-c aaa aab aac aak aan aap aas aau ab- aba abb abc abk abn abp abs abu ac- aca acb acc ack acn acp acs acu aka akb akc akk akn akp aks aku an- ana anb anc ank ann anp ans anu ap- apa apb apc apk apn app aps apu as- asa asb asc ask asn asp ass asu au- aua aub auc auk aun aup aus b-p b-u baa bab bac bak ban bap bas bau bba bbb bbc bbk bbn bbp bbs bbu bca bcb bcc bck bcn bcp bcs bcu bka bkb bkc bkk bkn bkp bks bna bnb bnc bnk bnn bnp bns bnu bpa bpb bpc bpn bpp bps bpu bsa bsb bsc bsk bsn bsp bss bsu bua bub buc buk bun bup bus buu c-- caa cab cac cak can cap cas cau cba cbb cbc cbk cbn cbp cbs cbu cca ccb ccc cck ccn ccp ccs ccu cka ckb ckc cks cn- cna cnb cnc cnn cnp cns cnu cpa cpb cpc cpk cpn cpp cps cpu csa csb csc csk csn csp css csu cua cub cuc cuk cun cup cus cuu ka- kaa kab kac kak kan kap kas kau kba kbb kbc kbk kbn kbp kbs kbu kca kcb kcc kck kcn kcp kcs kcu kkb kkc kkk kkn kkp kks kku kn- kna knc knk knn knp knu kpa kpc kpk kpn kpp kps kpu ksa ksb ksc ksk ksn ksp kss ksu kub kuc kuk kun kup kus kuu naa nab nac nak nan nap nas nau nba nbb nbc nbk nbn nbp nbs nbu nca ncb ncc nck ncn ncp ncs ncu nka nkc nkk nkn nkp nks nku nna nnb nnc nnk nnn nnp nns nnu npa npb npc npn npp nps npu nsa nsb nsc nsk nsn nsp nss nsu nua nub nuc nuk nun nup nus nuu p-p paa pab pac pak pan pap pas pau pba pbb pbc pbk pbn pbp pbs pbu pca pcb pcc pck pcn pcp pcs pcu pka pkb pkc pkn pkp pks pku pn- pna pnb pnc pnk pnn pnp pns pnu ppa ppb ppc ppk ppn ppp pps ppu ps- psa psb psc psk psn psp pss psu pua pub puc puk pun pup pus puu saa sab sac sak san sap sas sau sba sbb sbc sbk sbn sbp sbs sbu sca scb scc sck scn scp scs scu sk- ska skb skc skk skp sks sku sna snb snc snk snn snp sns snu spa spb spc spk spn spp sps spu ss- ssa ssb ssc ssk ssn ssp sss ssu sua sub suc suk sun sup sus suu ua- uaa uab uac uak uan uap uas uau uba ubb ubc ubk ubn ubp ubs ubu uca ucb ucc uck ucn ucp ucs ucu uka ukb ukc ukk ukn ukp uku un- una unb unc unk unn unp uns unu up- upa upb upc upk upn upp ups upu usa usb usc usk usn usp uss usu uua uuc uun uus uuu