-al -ic -ol a-a a-b a-c a-i aaa aab aac aai aal aao ab- aba abb abc abi abl abo ac- aca acb acc aci acl aco ai- aia aib aic aii ail aio al- ala alb alc ali all alo aoa aob aoc aoi aol aoo baa bab bac bai bal bao bba bbb bbc bbi bbl bbo bca bcb bcc bci bcl bco bi- bia bib bic bii bil bio bla blb blc bli bll blo boa bob boc boi bol boo c-- caa cab cac cai cal cao cba cbb cbc cbi cbl cbo cca ccb ccc cci ccl cco ci- cia cib cic cii cil cio cl- cla clb clc cli cll clo co- coa cob coc coi col coo ia- iaa iab iac iai ial iao iba ibb ibc ibi ibl ibo ica icb icc ici icl ico iia iib iic iii iil iio il- ila ilb ilc ili ill ilo io- ioa iob ioc ioi iol ioo la- laa lab lac lai lal lao lba lbb lbc lbi lbl lbo lca lcb lcc lci lcl lco lia lib lic lii lil lio lla llb llc lli lll llo loa lob loc loi lol loo o-i oaa oab oac oai oal oao ob- oba obb obc obi obl obo oc- oca ocb occ oci ocl oco oia oib oic oii oil oio ola olb olc oli oll olo oo- ooa oob ooc ooi ool ooo