-al -ic -up a-a a-b a-c a-i aaa aab aac aai aal aap aar aas aau ab- aba abb abc abi abl abp abr abs abu ac- aca acb acc aci acl acp acr acs acu ai- aia aib aic aii ail aip air ais aiu al- ala alb alc ali all alp alr als alu ap- apa apb apc api apl app apr aps apu ar- ara arb arc ari arl arp arr ars aru as- asa asb asc asi asl asp asr ass asu au- aua aub auc aui aul aup aur aus b-p b-u baa bab bac bai bal bap bar bas bau bba bbb bbc bbi bbl bbp bbr bbs bbu bca bcb bcc bci bcl bcp bcr bcs bcu bi- bia bib bic bii bil bip bir bis biu bla blb blc bli bll blp blr bls blu bpa bpb bpc bpi bpl bpp bpr bps bpu bra brb bri brl brp brr brs bru bsa bsb bsc bsi bsl bsp bsr bss bsu bua bub buc bui bul bup bur bus buu c-- caa cab cac cai cal cap car cas cau cba cbb cbc cbi cbl cbp cbr cbs cbu cca ccb ccc cci ccl ccp ccr ccs ccu ci- cia cib cic cii cil cip cir cis ciu cl- cla clb clc cli cll clp clr cls clu cpa cpb cpc cpi cpl cpp cpr cps cpu cra crb crc cri crl crp crr crs cru csa csb csc csi csl csp csr css csu cua cub cuc cui cul cup cur cus cuu ia- iaa iab iac iai ial iap iar ias iau iba ibb ibc ibi ibl ibp ibr ibs ibu ica icb icc ici icl icp icr ics icu iia iib iic iii iil iip iir iis iiu il- ila ilb ilc ili ill ilp ilr ils ilu ipa ipb ipc ipi ipl ipp ipr ips ipu ir- ira irb irc iri irl irp irr irs iru is- isa isb isc isi isl isp isr iss isu iu- iua iub iuc iui iup iur ius l-p la- laa lab lac lai lal lap lar las lau lba lbb lbc lbi lbl lbp lbr lbs lbu lca lcb lcc lci lcl lcp lcr lcs lcu lia lib lic lii lil lip lir lis liu lla llb llc lli lll llp llr lls llu lpa lpb lpc lpi lpl lpp lpr lps lpu lra lrb lrc lri lrp lrr lrs lru lsa lsb lsc lsi lsl lsp lsr lss lsu lua lub luc lui lul lup lur lus luu p-p paa pab pac pai pal pap par pas pau pba pbb pbc pbi pbl pbp pbr pbs pbu pca pcb pcc pci pcl pcp pcr pcs pcu pia pib pic pii pil pip pir pis piu pla plb plc pli pll plp plr pls plu ppa ppb ppc ppi ppl ppp ppr pps ppu pra prb prc pri prl prp prr prs pru ps- psa psb psc psi psl psp psr pss psu pua pub puc pui pul pup pur pus puu ra- raa rab rac rai ral rap rar ras rau rba rbb rbc rbi rbl rbp rbr rbs rbu rca rcb rcc rci rcl rcp rcr rcs rcu ria rib ric rii ril rip rir ris rla rlc rli rll rlp rlr rls rlu rpa rpb rpc rpi rpl rpp rpr rps rpu rra rrb rrc rri rrl rrp rrr rrs rru rsa rsb rsc rsi rsl rsp rsr rss rsu rua rub ruc rui rup rur rus ruu saa sab sac sai sal sap sar sas sau sba sbb sbc sbi sbl sbp sbr sbs sbu sca scb scc sci scl scp scr scs scu sia sib sic sii sil sip sir sis siu sla slb slc sli sll slp slr sls slu spa spb spc spi spl spp spr sps spu sr- sra srb src sri srl srp srr srs ss- ssa ssb ssc ssi ssl ssp ssr sss ssu sua sub suc sui sul sup sur sus suu ua- uaa uab uac uai ual uap uar uas uau uba ubb ubc ubi ubl ubp ubr ubs ubu uca ucb ucc uci ucl ucp ucr ucs ucu uia uib uic uii uil uip uir uis uiu ula ulb ulc uli ull ulp ulr uls ulu up- upa upb upc upi upp upr ups upu ur- ura urb urc uri url urp urr urs uru usa usb usc usi usl usp usr uss usu uua uuc uur uus uuu

a-ii aaaa aaab aaac aaai aaal aaap aaar aaas aaba aabb aabc aabi aabl aabp aaca aacb aacc aaci aacl aacp aacr aacs aacu aaib aaic aaii aais aala aalc aali aall aals aalu aapa aapc aapi aapl aaps aara aarc aari aarp aars aaru aasa aasc aasi aass aasu aaup aaus abaa abab abac abai abal abap abar abas abau abb- abba abbb abbi abbr abbs abca abcb abcc abci abcl abcp abcr abcs abia abib abic abil abir abis abiu abla abls abpa abpc abpi abpp abpr abps abra abrc abri abrs abs- absa absi absl absp abss absu abua abul abus acaa acab acac acai acap acar acas acba acbl acca accc acci accp accs accu aci- acia acic acip acir acis acla aclc acli aclr acls aclu acpa acpi acpr acps acpu acr- acra acrc acri acrr acrs acsa acsc acsi acsl acss acu- acul acup acur acus aiai aias aiba aibl aica aicc aicp aicr aics aiia aiib aiic aiir aila aili ails ailu aipa aipi aips aira airi airp airs aisa aisb aisi aisl aisr aiui al-p alaa alac alai alal alap alar alas alau alb- alba albc albi albs albu alca alcc alcs ali- alia alib alii alil alip alir alis aliu all- alla alli alll allr alls allu alpa alpi alpl alps alpu alsa alsc alua alui alur alus apac apai apal apap apar apas apba apbr apbs apca apcb apcc apcr apcs api- apia apic apip apis apl- apla aplp