-er c-- ccc cce cch cco ccr ccu ce- cec cee ceh ceo ceq cer ceu ch- chc che chh cho chq chr chu co- coc coe coh coo coq cor cou cqc cqo crc cre crh cro crq crr cru cuc cue cuh cuo cuq cur cuu ec- ecc ece ech eco ecq ecr ecu eec eee eeo eer ehc ehe ehh eho ehr ehu eo- eoc eoe eoh eoo eoq eor eou eqe eqq equ erc ere erh ero erq err eru eu- euc eue eur hcc hce hch hco hcr he- hec hee heh heo her heu hhc hhe hhh hho hhr hhu hoc hoe hoh hoo hor hou hr- hrc hre hrh hro hrr hru huc hue huh huo huq hur huu oc- occ och oco ocr ocu oec oee oeh oeo oer ohc ohe ohh oho ohq ohr ohu oo- ooc ooh ooo oor oqo or- orc ore orh oro orr oru ou- ouc oue ouh ouo our qcc qco qec qee qeh qeo qhc qoo qor qqq qqu qrc qre qrh qru qu- que quh quo qur rcc rce rch rco rcr rcu re- rec ree reh reo req rer reu rh- rhc rhe rhh rho rhr rhu roc roe roh roo ror rou rqc rrc rrh rrq rrr rru ruc rue ruh ruo rur ruu ucc uce uch uco ucr ucu uec uee ueh uer uhc uhe uhh uho uhq uhr uhu uoc uoe uoo uor ur- urc ure uro urr uru uuc uue uur uuu