-ic b-u bbb bbc bbd bbe bbh bbi bbo bbs bbu bcb bcc bcd bce bch bci bco bcs bcu bdb bdc bdd bde bdh bdi bdo bds bdu be- beb bec bed bee beh bei beo bes beu bhb bhc bhd bhe bhh bhi bho bhs bhu bi- bib bic bid bie bih bii bio bis biu bob boc bod boe boh boi boo bos bou bsb bsc bsd bse bsh bsi bso bss bsu bub buc bud bue buh bui buo bus buu c-- cbb cbc cbd cbe cbh cbi cbo cbs cbu ccb ccc ccd cce cch cci cco ccs ccu cdb cdc cdd cde cdh cdi cdo cds cdu ce- ceb cec ced cee ceh cei ceo ces ceu ch- chb chc chd che chh chi cho chs chu ci- cib cic cid cie cih cii cio cis ciu co- cob coc cod coe coh coi coo cos cou csb csc csd cse csh csi cso css csu cub cuc cud cue cuh cui cuo cus cuu dbb dbc dbd dbe dbh dbi dbo dbs dbu dcb dcc dcd dce dci dco dcs dcu ddb ddc ddd dde ddh ddi ddo dds ddu de- deb dec ded dee deh dei deo des deu dh- dhb dhc dhd dhe dhh dhi dho dhs dhu di- dib dic did die dih dii dio dis diu dob doc dod doe doh doi doo dos dou dsb dsc dsd dse dsh dsi dso dss dsu dub duc dud due duh dui duo dus ebb ebc ebd ebe ebh ebi ebo ebs ebu ec- ecb ecc ecd ece ech eci eco ecs ecu ed- edb edc edd ede edh edi edo eds edu eeb eec eed eee eeo ees ehb ehc ehd ehe ehh ehi eho ehs ehu eib eic eid eie eii eio eis eiu eo- eob eoc eod eoe eoh eoi eoo eos eou es- esb esc esd ese esh esi eso ess esu eu- eub euc eud eue eui eus h-i hbb hbc hbd hbe hbh hbi hbo hbs hbu hcb hcc hcd hce hch hci hco hcs hdb hdc hdd hde hdh hdi hdo hds hdu he- heb hec hed hee heh hei heo hes heu hhb hhc hhd hhe hhh hhi hho hhs hhu hib hic hid hie hih hii hio his hiu hob hoc hod hoe hoh hoi hoo hos hou hsb hsc hsd hse hsh hsi hss hsu hub huc hud hue huh hui huo hus huu i-d ibb ibc ibd ibe ibh ibi ibo ibs ibu icb icc icd ice ich ici ico ics icu idb idc idd ide idh idi ido ids idu ie- iec ied iee iei ies ihb ihc ihd ihe ihh ihi iho ihs ihu iib iic iid iie iih iii iio iis iiu io- iob ioc iod ioe ioh ioi ioo ios iou is- isb isc isd ise ish isi iso iss isu iu- iub iuc iud iue iui ius o-i ob- obb obc obd obe obh obi obo obs obu oc- ocb occ ocd och oci oco ocs ocu odb odc odd ode odh odi odo ods odu oeb oec oed oee oeh oei oeo oes ohc ohd ohe ohh ohi oho ohs ohu oib oic oid oie oii oio ois oiu oo- oob ooc ood ooh ooi ooo oos os- osb osc osd ose osh osi oso oss osu ou- ouc oud oue ouh oui ouo ous sbb sbc sbd sbe sbh sbi sbo sbs sbu scb scc scd sce sch sci sco scs scu sdb sdc sdd sde sdh sdi sdo sds sdu se- seb sec sed see seh sei seo ses seu sh- shb shc shd she shh shi sho shs shu sib sic sid sie sih sii sio sis siu sob soc sod soe soh soi soo sos sou ss- ssb ssc ssd sse ssh ssi sso sss ssu sub suc sud sue suh sui suo sus suu ubb ubc ube ubh ubi ubo ubs ubu ucb ucc ucd uce uch uci uco ucs ucu udb udc udd ude udi udo uds udu ueb uec ued uee ueh uei ues uhb uhc uhd uhe uhh uhi uho uhs uhu uib uic uid uie uii uio uis uiu uob uoc uod uoe uoo uos usb usc usd use ush usi uso uss usu uuc uue uus uuu