-al -ic -ol a-a a-c a-i aaa aac aaf aag aai aal aan aao ac- aca acc acf acg aci acl acn aco af- afa afc aff afg afi afl afn afo ag- aga agc agf agg agi agl agn ago ai- aia aic aif aig aii ail ain aio al- ala alc alf alg ali all aln alo an- ana anc anf ang ani anl ann ano aoa aoc aof aog aoi aol aon aoo c-- caa cac caf cag cai cal can cao cca ccc ccf ccg cci ccl ccn cco cfa cfc cff cfg cfi cfl cfn cfo cga cgc cgg cgi cgl cgn cgo ci- cia cic cif cig cii cil cin cio cl- cla clc clf clg cli cll cln clo cn- cna cnc cnf cng cni cnl cnn cno co- coa coc cof cog coi col con coo faa fac faf fag fai fal fan fao fca fcc fcf fcg fci fcl fcn fco ffa ffc fff ffg ffi ffl ffn ffo fga fgc fgf fgg fgi fgl fgn fia fic fif fig fii fil fin fla flc flf flg fli fll fln flo fna fnc fnf fng fni fnl fnn foa foc fof fog foi fol fon foo gaa gac gaf gag gai gal gan gao gca gcc gcf gcg gci gcl gcn gco gfa gfc gff gfi gfl gfo gga ggc ggg ggi ggn ggo gia gic gif gig gii gil gin gio gla glc glf glg gli gll gln glo gna gnc gnf gni gnl gnn gno goa goc gof gog goi gol gon goo i-f ia- iaa iac iaf iag iai ial ian iao ica icc icf icg ici icl icn ico ifa ifc iff ifg ifi ifl ifn ifo iga igc igf igg igi igl ign igo iia iic iif iii iil iin iio il- ila ilc ilf ilg ili ill iln ilo in- ina inc inf ing ini inl inn ino io- ioa ioc iof iog ioi iol ion ioo la- laa lac laf lag lai lal lan lao lca lcc lcf lcg lci lcl lcn lco lfa lfc lff lfg lfi lfl lfn lfo lga lgc lgf lgg lgi lgl lgn lgo lia lic lif lig lii lil lin lio lla llc llf llg lli lll lln llo lna lnc lng lni lnl lnn lno loa loc lof log loi lol lon loo n-i naa nac naf nag nai nal nan nao nca ncc ncf ncg nci ncl ncn nco nfa nfc nff nfi nfl nfn nfo nga ngc ngf ngg ngi ngl ngn ngo nia nic nif nig nii nil nin nio nla nlc nlf nlg nli nll nln nlo nna nnc nnf nng nni nnl nnn nno no- noa noc nof nog noi nol non noo o-i oaa oac oaf oag oai oal oan oao oc- oca occ ocf ocg oci ocl ocn oco of- ofa ofc off ofg ofi ofl ofn ofo oga ogc ogf ogg ogi ogl ogn ogo oia oic oif oii oil oin oio ola olc olf olg oli oll oln olo on- ona onc onf ong oni onl onn ono oo- ooa ooc oof oog ooi ool oon ooo