-up c-- ccc ccd cce ccn ccp ccu cdc cdd cde cdn cdp cdu ce- cec ced cee cen cep ceu cn- cnc cnd cne cnn cnp cnu cpc cpd cpe cpn cpp cpu cuc cud cue cun cup cuu dcc dcd dce dcn dcp dcu ddc ddd dde ddn ddp ddu de- dec ded dee den dep deu dnc dnd dne dnn dnp dpc dpd dpe dpn dpp dpu duc dud due dun dup ec- ecc ecd ece ecn ecu ed- edc edd ede edn edp edu eec eed eee een eep en- enc end ene enn enp enu ep- epc epd epe epn epp epu eu- euc eud eue eun eup ncc ncd nce ncn ncp ncu ndc ndd nde ndn ndp ndu ne- nec ned nee nen nep neu nnc nne nnn nnp nnu npc npd npe npn npp npu nuc nud nue nun nup nuu p-p pcc pcd pce pcn pcp pcu pdc pdd pde pdn pdp pdu pec ped pee pen pep peu pn- pnc pnd pne pnn pnp pnu ppc ppd ppe ppn ppp ppu puc pud pue pun pup puu ucc ucd uce ucn ucp ucu udc udd ude udn udp udu uec ued uee uen uep un- unc und une unn unp unu up- upc upd upe upn upp upu uuc uue uun uuu