-ic a-a a-b a-c a-i a-t aaa aab aac aag aai aak aan aao aap aas aat ab- aba abb abc abg abi abk abn abo abp abs abt ac- aca acb acc acg aci ack acn aco acp acs act ag- aga agb agc agg agi agk agn ago agp ags agt ai- aia aib aic aig aii aik ain aio aip ais ait aka akb akc akg aki akk akn ako akp aks an- ana anb anc ang ani ank ann ano anp ans ant aoa aob aoc aog aoi aok aon aoo aop aos aot ap- apa apb apc apg api apk apn apo app aps apt as- asa asb asc asg asi ask asn aso asp ass ast at- ata atb atc atg ati atn ato atp ats att b-p baa bab bac bag bai bak ban bao bap bas bat bba bbb bbc bbg bbi bbk bbn bbo bbp bbs bbt bca bcb bcc bcg bci bck bcn bco bcp bcs bct bga bgb bgc bgg bgi bgk bgn bgo bgp bgs bgt bi- bia bib bic big bii bik bin bio bip bis bit bka bkb bkc bkg bkk bkn bko bkp bks bkt bna bnb bnc bng bni bnk bnn bno bnp bns bnt boa bob boc bog boi bok bon boo bop bos bot bpa bpb bpc bpg bpi bpn bpo bpp bps bpt bsa bsb bsc bsg bsi bsk bsn bso bsp bss bst bta btb btc btg bti btk btn bto btp bts btt c-- caa cab cac cag cai cak can cao cap cas cat cba cbb cbc cbg cbi cbk cbn cbo cbp cbs cbt cca ccb ccc ccg cci cck ccn cco ccp ccs cct cga cgb cgc cgg cgi cgn cgo cgp cgs cgt ci- cia cib cic cig cii cik cin cio cip cis cit cka ckb ckc cki cko cks ckt cn- cna cnb cnc cng cni cnn cno cnp cns cnt co- coa cob coc cog coi cok con coo cop cos cot cpa cpb cpc cpg cpi cpk cpn cpo cpp cps cpt csa csb csc csg csi csk csn cso csp css cst cta ctb ctc ctg cti ctk ctn cto ctp cts ctt g-p gaa gab gac gag gai gak gan gao gap gas gat gba gbc gbg gbi gbk gbn gbo gbp gbs gbt gca gcb gcc gcg gci gck gcn gco gcp gcs gct gga ggb ggc ggg ggi ggn ggo ggp ggs ggt gia gib gic gig gii gik gin gio gip gis git gka gkb gkn gko gkp gks gkt gna gnb gnc gni gnn gno gnp gns gnt goa gob goc gog goi gok gon goo gop gos got gpa gpb gpc gpg gpi gpk gpn gpo gpp gps gpt gsa gsb gsc gsg gsi gsk gsn gso gsp gss gst gta gtb gtc gtg gti gtk gtn gto gtp gts gtt ia- iaa iab iac iag iai ian iao iap ias iat iba ibb ibc ibg ibi ibk ibn ibo ibp ibs ibt ica icb icc icg ici ick icn ico icp ics ict iga igb igc igg igi igk ign igo igp igs igt iia iib iic iii iin iio iip iis iit ika ikb ikc iki ikk iko iks ikt in- ina inb inc ing ini ink inn ino inp ins int io- ioa iob ioc iog ioi ion ioo iop ios iot ipa ipb ipc ipg ipi ipn ipo ipp ips ipt is- isa isb isc isg isi isk isn iso isp iss ist ita itb itc itg iti itk itn ito itp its itt k-t ka- kaa kab kac kag kai kak kan kao kap kas kat kba kbb kbc kbi kbk kbn kbo kbp kbs kca kcb kcc kcg kci kck kcn kcp kcs kct kga kgb kgc kgi kgo kgp kgs kia kib kic kig kii kik kin kio kip kis kit kkb kkc kki kkk kkn kkp kks kkt kn- kna knc kng kni knk knn kno knp knt koa kob koc kog koi kok kon koo kop kos kot kpa kpc kpi kpk kpn kpo kpp kps kpt ksa ksb ksc ksg ksi ksk ksn kso ksp kss kst kta ktb ktc ktg ktk ktn kto ktp kts ktt n-i naa nab nac nag nai nak nan nao nap nas nat nba nbb nbc nbg nbi nbk nbn nbo nbp nbs nbt nca ncb ncc ncg nci nck ncn nco ncp ncs nct nga ngb ngc ngg ngi ngk ngn ngo ngp ngs ngt nia nib nic nig nii nik nin nio nip nis nit nka nkc nki nkk nkn nko nkp nks nkt nna nnb nnc nng nni nnk nnn nno nnp nns nnt no- noa nob noc nog noi nok non noo nop nos not npa npb npc npg npi npn npo npp nps npt nsa nsb nsc nsg nsi nsk nsn nso nsp nss nst nta ntb ntc ntg nti ntk ntn nto ntp nts ntt o-i oaa oab oac oag oai oak oan oao oap oas oat ob- oba obb obc obg obi obk obn obo obp obs obt oc- oca ocb occ ocg oci ock ocn oco ocp ocs oct oga ogc ogg ogi ogn ogo ogp ogs ogt oia oib oic oii oik oin oio oip ois oit oka okb okc okg oki okk oko okp oks on- ona onb onc ong oni onk onn ono onp ons ont oo- ooa oob ooc oog ooi ook oon ooo oop oos oot op- opa opb opc opg opi opk opn opo opp ops opt os- osa osb osc osg osi osk osn oso osp oss ost ot- ota otb otc otg oti otk otn oto otp ots ott p-p paa pab pac pag pai pak pan pao pap pas pat pba pbb pbc pbg pbi pbk pbn pbo pbp pbs pbt pca pcb pcc pcg pci pck pcn pco pcp pcs pct pga pgb pgc pgg pgi pgk pgn pgo pgp