-al -ic -ol a-a a-b a-c a-i a-t aaa aab aac aai aal aao aap aas aat ab- aba abb abc abi abl abo abp abs abt ac- aca acb acc aci acl aco acp acs act ai- aia aib aic aii ail aio aip ais ait al- ala alb alc ali all alo alp als alt aoa aob aoc aoi aol aoo aop aos aot ap- apa apb apc api apl apo app aps apt as- asa asb asc asi asl aso asp ass ast at- ata atb atc ati atl ato atp ats att b-p baa bab bac bai bal bao bap bas bat bba bbb bbc bbi bbl bbo bbp bbs bbt bca bcb bcc bci bcl bco bcp bcs bct bi- bia bib bic bii bil bio bip bis bit bla blb blc bli bll blo blp bls blt boa bob boc boi bol boo bop bos bot bpa bpb bpc bpi bpl bpo bpp bps bpt bsa bsb bsc bsi bsl bso bsp bss bst bta btb btc bti btl bto btp bts btt c-- caa cab cac cai cal cao cap cas cat cba cbb cbc cbi cbl cbo cbp cbs cbt cca ccb ccc cci ccl cco ccp ccs cct ci- cia cib cic cii cil cio cip cis cit cl- cla clb clc cli cll clo clp cls clt co- coa cob coc coi col coo cop cos cot cpa cpb cpc cpi cpl cpo cpp cps cpt csa csb csc csi csl cso csp css cst cta ctb ctc cti ctl cto ctp cts ctt ia- iaa iab iac iai ial iao iap ias iat iba ibb ibc ibi ibl ibo ibp ibs ibt ica icb icc ici icl ico icp ics ict iia iib iic iii iil iio iip iis iit il- ila ilb ilc ili ill ilo ilp ils ilt io- ioa iob ioc ioi iol ioo iop ios iot ipa ipb ipc ipi ipl ipo ipp ips ipt is- isa isb isc isi isl iso isp iss ist ita itb itc iti itl ito itp its itt l-p la- laa lab lac lai lal lao lap las lat lba lbb lbc lbi lbl lbo lbp lbs lbt lca lcb lcc lci lcl lco lcp lcs lct lia lib lic lii lil lio lip lis lit lla llb llc lli lll llo llp lls llt loa lob loc loi lol loo lop los lot lpa lpb lpc lpi lpl lpo lpp lps lpt lsa lsb lsc lsi lsl lso lsp lss lst lta ltb ltc lti ltl lto ltp lts ltt o-i oaa oab oac oai oal oao oap oas oat ob- oba obb obc obi obl obo obp obs obt oc- oca ocb occ oci ocl oco ocp ocs oct oia oib oic oii oil oio oip ois oit ola olb olc oli oll olo olp ols olt oo- ooa oob ooc ooi ool ooo oop oos oot op- opa opb opc opi opl opo opp ops opt os- osa osb osc osi osl oso osp oss ost ot- ota otb otc oti otl oto otp ots ott p-p paa pab pac pai pal pao pap pas pat pba pbb pbc pbi pbl pbo pbp pbs pbt pca pcb pcc pci pcl pco pcp pcs pct pia pib pic pii pil pio pip pis pit pla plb plc pli pll plo plp pls plt poa pob poc poi pol poo pop pos pot ppa ppb ppc ppi ppl ppo ppp pps ppt ps- psa psb psc psi psl pso psp pss pst pt- pta ptb ptc pti ptl pto ptp pts ptt saa sab sac sai sal sao sap sas sat sba sbb sbc sbi sbl sbo sbp sbs sbt sca scb scc sci scl sco scp scs sct sia sib sic sii sil sio sip sis sit sla slb slc sli sll slo slp sls slt soa sob soc soi sol soo sop sos sot spa spb spc spi spl spo spp sps spt ss- ssa ssb ssc ssi ssl sso ssp sss sst sta stb stc sti stl sto stp sts stt taa tab tac tai tal tao tap tas tat tba tbb tbc tbi tbl tbo tbp tbs tbt tca tcb tcc tci tcl tco tcp tcs tct tia tib tic tii til tio tip tis tit tla tlc tli tll tlo tlp tls tlt to- toa tob toc toi tol too top tos tot tpa tpb tpc tpi tpl tpo tpp tps tpt tsa tsb tsc tsi tsl tso tsp tss tst tta ttb ttc tti ttl tto ttp tts ttt