-up a-a a-c aaa aac aad aap aar aas aau ac- aca acc acd acp acr acs acu ad- ada adc add adp adr ads adu ap- apa apc apd app apr aps apu ar- ara arc ard arp arr ars aru as- asa asc asd asp asr ass asu au- aua auc aud aup aur aus c-- caa cac cad cap car cas cau cca ccc ccd ccp ccr ccs ccu cda cdc cdd cdp cdr cds cdu cpa cpc cpd cpp cpr cps cpu cra crc crd crp crr crs cru csa csc csd csp csr css csu cua cuc cud cup cur cus cuu daa dac dad dap dar das dau dca dcc dcd dcp dcr dcs dcu dda ddc ddd ddp ddr dds ddu dpa dpc dpd dpp dpr dps dpu dra drc drd drp drr drs dru dsa dsc dsd dsp dsr dss dsu dua duc dud dup dur dus p-p paa pac pad pap par pas pau pca pcc pcd pcp pcr pcs pcu pda pdc pdd pdp pdr pds pdu ppa ppc ppd ppp ppr pps ppu pra prc prd prp prr prs pru ps- psa psc psd psp psr pss psu pua puc pud pup pur pus puu ra- raa rac rad rap rar ras rau rca rcc rcd rcp rcr rcs rcu rda rdc rdd rdp rdr rds rdu rpa rpc rpd rpp rpr rps rpu rra rrc rrd rrp rrr rrs rru rsa rsc rsd rsp rsr rss rsu rua ruc rud rup rur rus ruu saa sac sad sap sar sas sau sca scc scd scp scr scs scu sda sdc sdd sdp sdr sds sdu spa spc spd spp spr sps spu sr- sra src srd srp srr srs ss- ssa ssc ssd ssp ssr sss ssu sua suc sud sup sur sus suu ua- uaa uac uad uap uar uas uau uca ucc ucd ucp ucr ucs ucu uda udc udd udp udr uds udu up- upa upc upd upp upr ups upu ur- ura urc urd urp urr urs uru usa usc usd usp usr uss usu uua uuc uur uus uuu