-al -ic -ol a-a a-b a-c a-i aaa aab aac aad aai aal aao aap aar aax ab- aba abb abc abd abi abl abo abp abr abx ac- aca acb acc acd aci acl aco acp acr acx ad- ada adb adc add adi adl ado adp adr adx ai- aia aib aic aid aii ail aio aip air aix al- ala alb alc ald ali all alo alp alr alx aoa aob aoc aod aoi aol aoo aop aor aox ap- apa apb apc apd api apl apo app apr apx ar- ara arb arc ard ari arl aro arp arr arx ax- axa axi axl axo axp axr axx b-p baa bab bac bad bai bal bao bap bar bax bba bbb bbc bbd bbi bbl bbo bbp bbr bbx bca bcb bcc bcd bci bcl bco bcp bcr bcx bda bdb bdc bdd bdi bdl bdo bdp bdr bdx bi- bia bib bic bid bii bil bio bip bir bix bla blb blc bld bli bll blo blp blr blx boa bob boc bod boi bol boo bop bor box bpa bpb bpc bpd bpi bpl bpo bpp bpr bpx bra brb brd bri brl bro brp brr brx bxb bxd bxi bxl bxo bxx c-- caa cab cac cad cai cal cao cap car cax cba cbb cbc cbd cbi cbl cbo cbp cbr cbx cca ccb ccc ccd cci ccl cco ccp ccr ccx cda cdb cdc cdd cdi cdl cdo cdp cdr cdx ci- cia cib cic cid cii cil cio cip cir cix cl- cla clb clc cld cli cll clo clp clr clx co- coa cob coc cod coi col coo cop cor cox cpa cpb cpc cpd cpi cpl cpo cpp cpr cpx cra crb crc crd cri crl cro crp crr crx cxc cxi cxl cxo cxp cxr cxx daa dab dac dad dai dal dao dap dar dax dba dbb dbc dbd dbi dbl dbo dbp dbr dbx dca dcb dcc dcd dci dcl dco dcp dcr dcx dda ddb ddc ddd ddi ddl ddo ddp ddr ddx di- dia dib dic did dii dil dio dip dir dix dl- dla dlb dlc dld dli dll dlo dlp dlr dlx doa dob doc dod doi dol doo dop dor dox dpa dpb dpc dpd dpi dpl dpo dpp dpr dra drb drc drd dri drl dro drp drr drx dxc dxd dxi dxl dxo dxp dxr dxx i-d ia- iaa iab iac iad iai ial iao iap iar iba ibb ibc ibd ibi ibl ibo ibp ibr ibx ica icb icc icd ici icl ico icp icr ida idb idc idd idi idl ido idp idr idx iia iib iic iid iii iil iio iip iir iix il- ila ilb ilc ild ili ill ilo ilp ilr ilx io- ioa iob ioc iod ioi iol ioo iop ior ipa ipb ipc ipd ipi ipl ipo ipp ipr ipx ir- ira irb irc ird iri irl iro irp irr irx ixc ixi ixl l-p la- laa lab lac lad lai lal lao lap lar lax lba lbb lbc lbd lbi lbl lbo lbp lbr lbx lca lcb lcc lcd lci lcl lco lcp lcr lcx lda ldb ldc ldd ldi ldl ldo ldp ldr lia lib lic lid lii lil lio lip lir lix lla llb llc lld lli lll llo llp llr loa lob loc lod loi lol loo lop lor lox lpa lpb lpc lpd lpi lpl lpo lpp lpr lpx lra lrb lrc lrd lri lro lrp lrr lxc lxd lxi lxo lxr lxx o-i oaa oab oac oad oai oal oao oap oar oax ob- oba obb obc obd obi obl obo obp obr obx oc- oca ocb occ ocd oci ocl oco ocp ocr ocx 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 oox op- opa opb opc opd opi opl opo opp opr opx or- ora orb orc ord ori orl oro orp orr orx ox- oxa oxb oxc oxi oxo oxx p-p paa pab pac pad pai pal pao pap par pax pba pbb pbc pbd pbi pbl pbo pbp pbr pbx pca pcb pcc pcd pci pcl pco pcp pcr pcx pda pdb pdc pdd pdi pdl pdo pdp pdr pdx pia pib pic pid pii pil pio pip pir pix pla plb plc pld pli pll plo plp plr plx poa pob poc pod poi pol poo pop por pox ppa ppb ppc ppd ppi ppl ppo ppp ppr ppx pra prb prc prd pri prl pro prp prr prx pxc pxl pxr ra- raa rab rac rad rai ral rao rap rar rax rba rbb rbc rbd rbi rbl rbo rbp rbr rbx rca rcb rcc rcd rci rcl rco rcp rcr rcx rda rdb rdc rdd rdi rdl rdo rdp rdr rdx ria rib ric rid rii ril rio rip rir rix rla rlc rld rli rll rlo rlp rlr roa rob roc rod roi rol roo rop ror rox rpa rpb rpc rpd rpi rpl rpo rpp rpr rpx rra rrb rrc rrd rri rrl rrp rrr rxp rxr xaa xac xad xal xap xar xbc xbl xbr xbx xcb xcd xci xcl xcp xcr xcx xda xdb xdc xdi xdr xia xic xii xio xix xla xlb xld xli xlr xoa xoc xod xoi xoo xop xor xox xpa xpb xpc xpd xpl xpo xpp xrc xrd xrx xxi xxl xxo xxp xxx

a-do a-ii aaaa aaab aaac aaad aaai aaal aaap aaar aaba aabb aabc aabd aabi aabl aabp aaca aacb aacc aacd aaci aacl aaco aacp aacr aada aadc aadi aaib aaic aaii aala aalc aald aali aall aalo aaoo aapa aapc aapi aapl aapo aara aarc aard aari aaro aarp abaa abab abac abad abai abal abap abar abax abb- abba abbb abbi abbo abbr