-al -ic -ol a-a a-c a-i aaa aac aag aai aal aao aau aax ac- aca acc acg aci acl aco acu acx ag- aga agc agg agi agl ago agu agx ai- aia aic aig aii ail aio aiu aix al- ala alc alg ali all alo alu alx aoa aoc aog aoi aol aoo aou aox au- aua auc aug aui aul auo aux ax- axa axi axl axo axx c-- caa cac cag cai cal cao cau cax cca ccc ccg cci ccl cco ccu ccx cga cgc cgg cgi cgl cgo cgu ci- cia cic cig cii cil cio ciu cix cl- cla clc clg cli cll clo clu clx co- coa coc cog coi col coo cou cox cua cuc cug cui cul cuo cuu cxc cxi cxl cxo cxx gaa gac gag gai gal gao gau gca gcc gcg gci gcl gco gcu gga ggc ggg ggi ggo ggu gia gic gig gii gil gio giu gla glc glg gli gll glo glu glx goa goc gog goi gol goo gou gox gu- gua guc gug gui gul guo guu gxa gxl ia- iaa iac iag iai ial iao iau ica icc icg ici icl ico icu iga igc igg igi igl igo igu iia iic iii iil iio iiu iix il- ila ilc ilg ili ill ilo ilu ilx io- ioa ioc iog ioi iol ioo iou iu- iua iuc iug iui ixc ixi ixl la- laa lac lag lai lal lao lau lax lca lcc lcg lci lcl lco lcu lcx lga lgc lgg lgi lgl lgo lgu lia lic lig lii lil lio liu lix lla llc llg lli lll llo llu loa loc log loi lol loo lou lox lua luc lug lui lul luo luu lux lxc lxi lxo lxx o-i oaa oac oag oai oal oao oau oax oc- oca occ ocg oci ocl oco ocu ocx oga ogc ogg ogi ogl ogo ogx oia oic oii oil oio oiu ola olc olg oli oll olo olu oo- ooa ooc oog ooi ool ooo oox ou- oua ouc oui oul ouo ox- oxa oxc oxi oxo oxx ua- uaa uac uag uai ual uao uau uca ucc ucg uci ucl uco ucu uga ugc ugg ugi ugl ugo ugu ugx uia uic uig uii uil uio uiu ula ulc ulg uli ull ulo ulu uoa uoc uog uol uoo uox uua uuc uug uuu uxc uxo uxu xaa xac xag xal xau xci xcl xcx xgi xgl xia xic xii xio xiu xix xla xlg xli xoa xoc xog xoi xoo xox xui xul xxi xxl xxo xxx