-al -ic -ol a-a a-b a-c a-i aaa aab aac aad aai aal aao aap aar ab- aba abb abc abd abi abl abo abp abr ac- aca acb acc acd aci acl aco acp acr ad- ada adb adc add adi adl ado adp adr ai- aia aib aic aid aii ail aio aip air al- ala alb alc ald ali all alo alp alr aoa aob aoc aod aoi aol aoo aop aor ap- apa apb apc apd api apl apo app apr ar- ara arb arc ard ari arl aro arp arr b-p baa bab bac bad bai bal bao bap bar bba bbb bbc bbd bbi bbl bbo bbp bbr bca bcb bcc bcd bci bcl bco bcp bcr bda bdb bdc bdd bdi bdl bdo bdp bdr bi- bia bib bic bid bii bil bio bip bir bla blb blc bld bli bll blo blp blr boa bob boc bod boi bol boo bop bor bpa bpb bpc bpd bpi bpl bpo bpp bpr bra brb brd bri brl bro brp brr c-- caa cab cac cad cai cal cao cap car cba cbb cbc cbd cbi cbl cbo cbp cbr cca ccb ccc ccd cci ccl cco ccp ccr cda cdb cdc cdd cdi cdl cdo cdp cdr ci- cia cib cic cid cii cil cio cip cir cl- cla clb clc cld cli cll clo clp clr co- coa cob coc cod coi col coo cop cor cpa cpb cpc cpd cpi cpl cpo cpp cpr cra crb crc crd cri crl cro crp crr daa dab dac dad dai dal dao dap dar dba dbb dbc dbd dbi dbl dbo dbp dbr dca dcb dcc dcd dci dcl dco dcp dcr dda ddb ddc ddd ddi ddl ddo ddp ddr di- dia dib dic did dii dil dio dip dir dl- dla dlb dlc dld dli dll dlo dlp dlr doa dob doc dod doi dol doo dop dor dpa dpb dpc dpd dpi dpl dpo dpp dpr dra drb drc drd dri drl dro drp drr i-d ia- iaa iab iac iad iai ial iao iap iar iba ibb ibc ibd ibi ibl ibo ibp ibr ica icb icc icd ici icl ico icp icr ida idb idc idd idi idl ido idp idr iia iib iic iid iii iil iio iip iir il- ila ilb ilc ild ili ill ilo ilp ilr io- ioa iob ioc iod ioi iol ioo iop ior ipa ipb ipc ipd ipi ipl ipo ipp ipr ir- ira irb irc ird iri irl iro irp irr l-p la- laa lab lac lad lai lal lao lap lar lba lbb lbc lbd lbi lbl lbo lbp lbr lca lcb lcc lcd lci lcl lco lcp lcr lda ldb ldc ldd ldi ldl ldo ldp ldr lia lib lic lid lii lil lio lip lir lla llb llc lld lli lll llo llp llr loa lob loc lod loi lol loo lop lor lpa lpb lpc lpd lpi lpl lpo lpp lpr lra lrb lrc lrd lri lro lrp lrr o-i oaa oab oac oad oai oal oao oap oar ob- oba obb obc obd obi obl obo obp obr oc- oca ocb occ ocd oci ocl oco ocp ocr oda odb odc odd odi odl odo odp odr oia oib oic oid oii oil oio oip oir ola olb olc old oli oll olo olp oo- ooa oob ooc ood ooi ool ooo oop oor op- opa opb opc opd opi opl opo opp opr or- ora orb orc ord ori orl oro orp orr p-p paa pab pac pad pai pal pao pap par pba pbb pbc pbd pbi pbl pbo pbp pbr pca pcb pcc pcd pci pcl pco pcp pcr pda pdb pdc pdd pdi pdl pdo pdp pdr pia pib pic pid pii pil pio pip pir pla plb plc pld pli pll plo plp plr poa pob poc pod poi pol poo pop por ppa ppb ppc ppd ppi ppl ppo ppp ppr pra prb prc prd pri prl pro prp prr ra- raa rab rac rad rai ral rao rap rar rba rbb rbc rbd rbi rbl rbo rbp rbr rca rcb rcc rcd rci rcl rco rcp rcr rda rdb rdc rdd rdi rdl rdo rdp rdr ria rib ric rid rii ril rio rip rir rla rlc rld rli rll rlo rlp rlr roa rob roc rod roi rol roo rop ror rpa rpb rpc rpd rpi rpl rpo rpp rpr rra rrb rrc rrd rri rrl rrp rrr