-al -ic -ol a-a a-c a-i aaa aac aai aal aao aar aax ac- aca acc aci acl aco acr acx ai- aia aic aii ail aio air aix al- ala alc ali all alo alr alx aoa aoc aoi aol aoo aor aox ar- ara arc ari arl aro arr arx ax- axa axi axl axo axr axx c-- caa cac cai cal cao car cax cca ccc cci ccl cco ccr ccx ci- cia cic cii cil cio cir cix cl- cla clc cli cll clo clr clx co- coa coc coi col coo cor cox cra crc cri crl cro crr crx cxc cxi cxl cxo cxr cxx ia- iaa iac iai ial iao iar ica icc ici icl ico icr iia iic iii iil iio iir iix il- ila ilc ili ill ilo ilr ilx io- ioa ioc ioi iol ioo ior ir- ira irc iri irl iro irr irx ixc ixi ixl la- laa lac lai lal lao lar lax lca lcc lci lcl lco lcr lcx lia lic lii lil lio lir lix lla llc lli lll llo llr loa loc loi lol loo lor lox lra lrc lri lro lrr lxc lxi lxo lxr lxx o-i oaa oac oai oal oao oar oax oc- oca occ oci ocl oco ocr ocx oia oic oii oil oio oir ola olc oli oll olo oo- ooa ooc ooi ool ooo oor oox or- ora orc ori orl oro orr orx ox- oxa oxc oxi oxo oxx ra- raa rac rai ral rao rar rax rca rcc rci rcl rco rcr rcx ria ric rii ril rio rir rix rla rlc rli rll rlo rlr roa roc roi rol roo ror rox rra rrc rri rrl rrr rxr xaa xac xal xar xci xcl xcr xcx xia xic xii xio xix xla xli xlr xoa xoc xoi xoo xor xox xrc xrx xxi xxl xxo xxx