-ic -up a-a a-b a-c a-i aaa aab aac aad aaf aai aao aap aar aas aau ab- aba abb abc abd abf abi abo abp abr abs abu ac- aca acb acc acd acf aci aco acp acr acs acu ad- ada adb adc add adf adi ado adp adr ads adu af- afa afb afc afd aff afi afo afp afr afs afu ai- aia aib aic aid aif aii aio aip air ais aiu aoa aob aoc aod aof aoi aoo aop aor aos aou ap- apa apb apc apd apf api apo app apr aps apu ar- ara arb arc ard arf ari aro arp arr ars aru as- asa asb asc asd asf asi aso asp asr ass asu au- aua aub auc aud auf aui auo aup aur aus b-p b-u baa bab bac bad baf bai bao bap bar bas bau bba bbb bbc bbd bbf bbi bbo bbp bbr bbs bbu bca bcb bcc bcd bcf bci bco bcp bcr bcs bcu bda bdb bdc bdd bdf bdi bdo bdp bdr bds bdu bfa bfb bfc bfd bff bfi bfo bfp bfr bfs bfu bi- bia bib bic bid bif bii bio bip bir bis biu boa bob boc bod bof boi boo bop bor bos bou bpa bpb bpc bpd bpf bpi bpo bpp bpr bps bpu bra brb brd brf bri bro brp brr brs bru bsa bsb bsc bsd bsf bsi bso bsp bsr bss bsu bua bub buc bud buf bui buo bup bur bus buu c-- caa cab cac cad caf cai cao cap car cas cau cba cbb cbc cbd cbf cbi cbo cbp cbr cbs cbu cca ccb ccc ccd ccf cci cco ccp ccr ccs ccu cda cdb cdc cdd cdf cdi cdo cdp cdr cds cdu cfa cfb cfc cfd cff cfi cfo cfp cfr cfs cfu ci- cia cib cic cid cif cii cio cip cir cis ciu co- coa cob coc cod cof coi coo cop cor cos cou cpa cpb cpc cpd cpf cpi cpo cpp cpr cps cpu cra crb crc crd crf cri cro crp crr crs cru csa csb csc csd csf csi cso csp csr css csu cua cub cuc cud cuf cui cuo cup cur cus cuu daa dab dac dad daf dai dao dap dar das dau dba dbb dbc dbd dbf dbi dbo dbp dbr dbs dbu dca dcb dcc dcd dcf dci dco dcp dcr dcs dcu dda ddb ddc ddd ddf ddi ddo ddp ddr dds ddu dfa dfb dfc dfd dff dfi dfo dfp dfr dfs dfu di- dia dib dic did dif dii dio dip dir dis diu doa dob doc dod dof doi doo dop dor dos dou dpa dpb dpc dpd dpf dpi dpo dpp dpr dps dpu dra drb drc drd dri dro drp drr drs dru dsa dsb dsc dsd dsf dsi dso dsp dsr dss dsu dua dub duc dud duf dui duo dup dur dus faa fab fac fad faf fai fao fap far fas fau fba fbb fbc fbd fbf fbi fbo fbp fbr fbs fbu fca fcb fcc fcd fcf fci fco fcp fcr fcs fcu fda fdb fdc fdd fdf fdi fdo fdp fdr fds fdu ffa ffc ffd fff ffi ffo ffp ffr ffs ffu fia fib fic fid fif fii fip fir fis fiu foa fob foc fof foi foo fop for fos fou fpa fpb fpc fpd fpi fpo fpp fpr fps fpu fra frb frc frd frf fri fro frp frr frs fru fsa fsb fsc fsd fsf fsi fso fsp fsr fss fsu fua fub fud fuf fui fuo fup fur fus fuu i-d i-f ia- iaa iab iac iad iaf iai iao iap iar ias iau iba ibb ibc ibd ibf ibi ibo ibp ibr ibs ibu ica icb icc icd icf ici ico icp icr ics icu ida idb idc idd idf idi ido idp idr ids idu ifa ifb ifc ifd iff ifi ifo ifp ifr ifs ifu iia iib iic iid iif iii iio iip iir iis iiu io- ioa iob ioc iod iof ioi ioo iop ior ios iou ipa ipb ipc ipd ipf ipi ipo ipp ipr ips ipu ir- ira irb irc ird irf iri iro irp irr irs iru is- isa isb isc isd isf isi iso isp isr iss isu iu- iua iub iuc iud iui iup iur ius o-i oaa oab oac oad oaf oai oao oap oar oas oau ob- oba obb obc obd obf obi obo obp obr obs obu oc- oca ocb occ ocd ocf oci oco ocp ocr ocs ocu oda odb odc odd odf odi odo odp odr ods odu of- ofa ofb ofc ofd off ofi ofo ofp ofr ofs ofu oia oib oic oid oif oii oio oip oir ois oiu oo- ooa oob ooc ood oof ooi ooo oop oor oos op- opa opb opc opd opf opi opo opp opr ops or- ora orb orc ord orf ori oro orp orr ors oru os- osa osb osc osd osf osi oso osp osr oss osu ou- oua ouc oud ouf oui ouo oup our ous p-p paa pab pac pad paf pai pao pap par pas pau pba pbb pbc pbd pbf pbi pbo pbp pbr pbs pbu pca pcb pcc pcd pcf pci pco pcp pcr pcs pcu pda pdb pdc pdd pdf pdi pdo pdp pdr pds pdu pfa pfb pfc pfd pff pfi pfo pfp pfr pfs pfu pia pib pic pid pif pii pio pip pir pis piu poa pob poc pod pof poi poo pop por pos pou ppa ppb ppc ppd ppf ppi ppo ppp ppr pps ppu pra prb prc prd prf pri pro prp prr prs pru ps- psa psb psc psd psf psi pso psp psr pss psu pua pub puc pud puf pui pup pur pus puu ra- raa rab rac rad raf rai rao rap