-ic b-u bbb bbc bbd bbi bbk bbn bbo bbs bbt bbu bby bcb bcc bcd bci bck bcn bco bcs bct bcu bcy bdb bdc bdd bdi bdk bdo bds bdt bdu bdy bi- bib bic bid bii bik bin bio bis bit biu biy bkb bkc bkk bkn bko bks bkt bnb bnc bnd bni bnk bnn bno bns bnt bnu bob boc bod boi bok bon boo bos bot bou boy bsb bsc bsd bsi bsk bsn bso bss bst bsu bsy btb btc btd bti btk btn bto bts btt btu bty bub buc bud bui buk bun buo bus but buu buy by- byc byd byi byk byn byo bys byt byu c-- cbb cbc cbd cbi cbk cbn cbo cbs cbt cbu cby ccb ccc ccd cci cck ccn cco ccs cct ccu cdb cdc cdd cdi cdk cdn cdo cds cdt cdu cdy ci- cib cic cid cii cik cin cio cis cit ciu ckb ckc ckd cki cko cks ckt cky cn- cnb cnc cnd cni cnn cno cns cnt cnu cny co- cob coc cod coi cok con coo cos cot cou coy csb csc csd csi csk csn cso css cst csu csy ctb ctc ctd cti ctk ctn cto cts ctt ctu cty cub cuc cud cui cuk cun cuo cus cut cuu cuy cyb cyc cyd cyk cyn cyo cys cyt dbb dbc dbd dbi dbk dbn dbo dbs dbt dbu dby dcb dcc dcd dci dck dcn dco dcs dct dcu ddb ddc ddd ddi ddk ddn ddo dds ddt ddu ddy di- dib dic did dii dik din dio dis dit diu diy dkb dkc dki dkk dko dks dkt dku dnb dnc dnd dni dnk dnn dno dns dnt dny dob doc dod doi dok don doo dos dot dou doy dsb dsc dsd dsi dsk dsn dso dss dst dsu dsy dtb dtc dtd dti dtk dtn dto dts dtt dtu dty dub duc dud dui duk dun duo dus dut duy dy- dyb dyc dyd dyk dyn dyo dys dyu dyy i-d ibb ibc ibd ibi ibk ibn ibo ibs ibt ibu iby icb icc icd ici ick icn ico ics ict icu icy idb idc idd idi idk idn ido ids idt idu idy iib iic iid iii iin iio iis iit iiu ikb ikc iki ikk iko iks ikt iku in- inb inc ind ini ink inn ino ins int inu iny io- iob ioc iod ioi ion ioo ios iot iou is- isb isc isd isi isk isn iso iss ist isu isy itb itc itd iti itk itn ito its itt itu ity iu- iub iuc iud iui ius iut iyc iyo iys iyt iyy k-t kbb kbc kbd kbi kbk kbn kbo kbs kbu kcb kcc kcd kci kck kcn kcs kct kcu kdb kdc kdk kdo kds kdt kdu kdy kib kic kid kii kik kin kio kis kit kiu kkb kkc kki kkk kkn kks kkt kku kky kn- knc knd kni knk knn kno knt knu kob koc kod koi kok kon koo kos kot kou koy ksb ksc ksd ksi ksk ksn kso kss kst ksu ktb ktc ktk ktn kto kts ktt ktu kub kuc kud kui kuk kun kus kut kuu kuy kyc kyd kyn kyo kys kyt kyu n-i nbb nbc nbd nbi nbk nbn nbo nbs nbt nbu ncb ncc ncd nci nck ncn nco ncs nct ncu ndb ndc ndd ndi ndk ndn ndo nds ndt ndu ndy nib nic nid nii nik nin nio nis nit niu nkc nki nkk nkn nko nks nkt nku nky nnb nnc nni nnk nnn nno nns nnt nnu no- nob noc nod noi nok non noo nos not nou noy nsb nsc nsd nsi nsk nsn nso nss nst nsu nsy ntb ntc ntd nti ntk ntn nto nts ntt ntu nub nuc nud nui nuk nun nuo nus nut nuu nuy nyc nyd nyk nyn nyo nys nyt nyu nyy o-i ob- obb obc obd obi obk obn obo obs obt obu oby oc- ocb occ ocd oci ock ocn oco ocs oct ocu odb odc odd odi odn odo ods odt odu oib oic oid oii oik oin oio ois oit oiu okb okc okd oki okk oko oks oku on- onb onc ond oni onk onn ono ons ont onu ony oo- oob ooc ood ooi ook oon ooo oos oot os- osb osc osd osi osk osn oso oss ost osu ot- otb otc otd oti otk otn oto ots ott otu ou- ouc oud oui ouk oun ouo ous out oyd oyi oyo oys sbb sbc sbd sbi sbk sbn sbo sbs sbt sbu sby scb scc scd sci sck scn sco scs sct scu sdb sdc sdd sdi sdk sdn sdo sds sdt sdu sdy sib sic sid sii sik sin sio sis sit siu sk- skb skc skd ski skk sko sks skt sku sky snb snc snd sni snk snn sno sns snt snu sny sob soc sod soi sok son soo sos sot sou soy ss- ssb ssc ssd ssi ssk ssn sso sss sst ssu stb stc std sti stk stn sto sts stt stu sty sub suc sud sui suk sun suo sus sut suu suy sy- syb syc syd syi syk syn sys syt syu tbb tbc tbd tbi tbk tbn tbo tbs tbt tbu tcb tcc tcd tci tck tcn tco tcs tct tcu tdb tdc tdd tdi tdk tdn tdo tds tdt tdu tdy tib tic tid tii tik tin tio tis tit tiu tiy tkb tkc tkk tko tks tkt tky tnb tnc tnd tni tnk tnn tno tns tnt to- tob toc tod toi tok ton too tos tot tou toy tsb tsc tsd tsi tsk tsn tso tss tst tsu tsy ttb ttc ttd tti ttk ttn tto tts ttt ttu tty tub tuc tud tui tuk tun tuo tus tut tuu tuy tyc