-al -ic -ol a-a a-b a-c a-i aaa aab aac aai aal aan aao aau ab- aba abb abc abi abl abn abo abu ac- aca acb acc aci acl acn aco acu ai- aia aib aic aii ail ain aio aiu al- ala alb alc ali all aln alo alu an- ana anb anc ani anl ann ano anu aoa aob aoc aoi aol aon aoo aou au- aua aub auc aui aul aun auo b-u baa bab bac bai bal ban bao bau bba bbb bbc bbi bbl bbn bbo bbu bca bcb bcc bci bcl bcn bco bcu bi- bia bib bic bii bil bin bio biu bla blb blc bli bll bln blo blu bna bnb bnc bni bnl bnn bno bnu boa bob boc boi bol bon boo bou bua bub buc bui bul bun buo buu c-- caa cab cac cai cal can cao cau cba cbb cbc cbi cbl cbn cbo cbu cca ccb ccc cci ccl ccn cco ccu ci- cia cib cic cii cil cin cio ciu cl- cla clb clc cli cll cln clo clu cn- cna cnb cnc cni cnl cnn cno cnu co- coa cob coc coi col con coo cou cua cub cuc cui cul cun cuo cuu ia- iaa iab iac iai ial ian iao iau iba ibb ibc ibi ibl ibn ibo ibu ica icb icc ici icl icn ico icu iia iib iic iii iil iin iio iiu il- ila ilb ilc ili ill iln ilo ilu in- ina inb inc ini inl inn ino inu io- ioa iob ioc ioi iol ion ioo iou iu- iua iub iuc iui la- laa lab lac lai lal lan lao lau lba lbb lbc lbi lbl lbo lbu lca lcb lcc lci lcl lcn lco lcu lia lib lic lii lil lin lio liu lla llb llc lli lll lln llo llu lna lnb lnc lni lnl lnn lno lnu loa lob loc loi lol lon loo lou lua lub luc lui lul lun luo luu n-i naa nab nac nai nal nan nao nau nba nbb nbc nbi nbl nbn nbo nbu nca ncb ncc nci ncl ncn nco ncu nia nib nic nii nil nin nio niu nla nlb nlc nli nll nln nlo nlu nna nnb nnc nni nnl nnn nno nnu no- noa nob noc noi nol non noo nou nua nub nuc nui nul nun nuo nuu o-i oaa oab oac oai oal oan oao oau ob- oba obb obc obi obl obn obo obu oc- oca ocb occ oci ocl ocn oco ocu oia oib oic oii oil oin oio oiu ola olb olc oli oll oln olo olu on- ona onb onc oni onl onn ono onu oo- ooa oob ooc ooi ool oon ooo ou- oua ouc oui oul oun ouo ua- uaa uab uac uai ual uan uao uau uba ubb ubc ubi ubl ubn ubo ubu uca ucb ucc uci ucl ucn uco ucu uia uib uic uii uil uin uio uiu ula ulb ulc uli ull uln ulo ulu un- una unb unc uni unl unn uno unu uoa uob uoc uol uon uoo uua uuc uun uuu