-al -ic -ol a-a a-b a-c a-i aaa aab aac aai aal aan aao aap ab- aba abb abc abi abl abn abo abp ac- aca acb acc aci acl acn aco acp ai- aia aib aic aii ail ain aio aip al- ala alb alc ali all aln alo alp an- ana anb anc ani anl ann ano anp aoa aob aoc aoi aol aon aoo aop ap- apa apb apc api apl apn apo app b-p baa bab bac bai bal ban bao bap bba bbb bbc bbi bbl bbn bbo bbp bca bcb bcc bci bcl bcn bco bcp bi- bia bib bic bii bil bin bio bip bla blb blc bli bll bln blo blp bna bnb bnc bni bnl bnn bno bnp boa bob boc boi bol bon boo bop bpa bpb bpc bpi bpl bpn bpo bpp c-- caa cab cac cai cal can cao cap cba cbb cbc cbi cbl cbn cbo cbp cca ccb ccc cci ccl ccn cco ccp ci- cia cib cic cii cil cin cio cip cl- cla clb clc cli cll cln clo clp cn- cna cnb cnc cni cnl cnn cno cnp co- coa cob coc coi col con coo cop cpa cpb cpc cpi cpl cpn cpo cpp ia- iaa iab iac iai ial ian iao iap iba ibb ibc ibi ibl ibn ibo ibp ica icb icc ici icl icn ico icp iia iib iic iii iil iin iio iip il- ila ilb ilc ili ill iln ilo ilp in- ina inb inc ini inl inn ino inp io- ioa iob ioc ioi iol ion ioo iop ipa ipb ipc ipi ipl ipn ipo ipp l-p la- laa lab lac lai lal lan lao lap lba lbb lbc lbi lbl lbo lbp lca lcb lcc lci lcl lcn lco lcp lia lib lic lii lil lin lio lip lla llb llc lli lll lln llo llp lna lnb lnc lni lnl lnn lno lnp loa lob loc loi lol lon loo lop lpa lpb lpc lpi lpl lpn lpo lpp n-i naa nab nac nai nal nan nao nap nba nbb nbc nbi nbl nbn nbo nbp nca ncb ncc nci ncl ncn nco ncp nia nib nic nii nil nin nio nip nla nlb nlc nli nll nln nlo nlp nna nnb nnc nni nnl nnn nno nnp no- noa nob noc noi nol non noo nop npa npb npc npi npl npn npo npp o-i oaa oab oac oai oal oan oao oap ob- oba obb obc obi obl obn obo obp oc- oca ocb occ oci ocl ocn oco ocp oia oib oic oii oil oin oio oip ola olb olc oli oll oln olo olp on- ona onb onc oni onl onn ono onp oo- ooa oob ooc ooi ool oon ooo oop op- opa opb opc opi opl opn opo opp p-p paa pab pac pai pal pan pao pap pba pbb pbc pbi pbl pbn pbo pbp pca pcb pcc pci pcl pcn pco pcp pia pib pic pii pil pin pio pip pla plb plc pli pll pln plo plp pn- pna pnb pnc pni pnl pnn pno pnp poa pob poc poi pol pon poo pop ppa ppb ppc ppi ppl ppn ppo ppp