-al -ic -ol a-a a-b a-c a-i aaa aab aac aaf aai aal aao aas aau ab- aba abb abc abf abi abl abo abs abu ac- aca acb acc acf aci acl aco acs acu af- afa afb afc aff afi afl afo afs afu ai- aia aib aic aif aii ail aio ais aiu al- ala alb alc alf ali all alo als alu aoa aob aoc aof aoi aol aoo aos aou as- asa asb asc asf asi asl aso ass asu au- aua aub auc auf aui aul auo aus b-u baa bab bac baf bai bal bao bas bau bba bbb bbc bbf bbi bbl bbo bbs bbu bca bcb bcc bcf bci bcl bco bcs bcu bfa bfb bfc bff bfi bfl bfo bfs bfu bi- bia bib bic bif bii bil bio bis biu bla blb blc blf bli bll blo bls blu boa bob boc bof boi bol boo bos bou bsa bsb bsc bsf bsi bsl bso bss bsu bua bub buc buf bui bul buo bus buu c-- caa cab cac caf cai cal cao cas cau cba cbb cbc cbf cbi cbl cbo cbs cbu cca ccb ccc ccf cci ccl cco ccs ccu cfa cfb cfc cff cfi cfl cfo cfs cfu ci- cia cib cic cif cii cil cio cis ciu cl- cla clb clc clf cli cll clo cls clu co- coa cob coc cof coi col coo cos cou csa csb csc csf csi csl cso css csu cua cub cuc cuf cui cul cuo cus cuu faa fab fac faf fai fal fao fas fau fba fbb fbc fbf fbi fbl fbo fbs fbu fca fcb fcc fcf fci fcl fco fcs fcu ffa ffc fff ffi ffl ffo ffs ffu fia fib fic fif fii fil fis fiu fla flb flc flf fli fll flo fls flu foa fob foc fof foi fol foo fos fou fsa fsb fsc fsf fsi fsl fso fss fsu fua fub fuf fui ful fuo fus fuu i-f ia- iaa iab iac iaf iai ial iao ias iau iba ibb ibc ibf ibi ibl ibo ibs ibu ica icb icc icf ici icl ico ics icu ifa ifb ifc iff ifi ifl ifo ifs ifu iia iib iic iif iii iil iio iis iiu il- ila ilb ilc ilf ili ill ilo ils ilu io- ioa iob ioc iof ioi iol ioo ios iou is- isa isb isc isf isi isl iso iss isu iu- iua iub iuc iui ius la- laa lab lac laf lai lal lao las lau lba lbb lbc lbf lbi lbl lbo lbs lbu lca lcb lcc lcf lci lcl lco lcs lcu lfa lfb lfc lff lfi lfl lfo lfs lfu lia lib lic lif lii lil lio lis liu lla llb llc llf lli lll llo lls llu loa lob loc lof loi lol loo los lou lsa lsb lsc lsf lsi lsl lso lss lsu lua lub luc luf lui lul luo lus luu o-i oaa oab oac oaf oai oal oao oas oau ob- oba obb obc obf obi obl obo obs obu oc- oca ocb occ ocf oci ocl oco ocs ocu of- ofa ofb ofc off ofi ofl ofo ofs ofu oia oib oic oif oii oil oio ois oiu ola olb olc olf oli oll olo ols olu oo- ooa oob ooc oof ooi ool ooo oos os- osa osb osc osf osi osl oso oss osu ou- oua ouc ouf oui oul ouo ous saa sab sac saf sai sal sao sas sau sba sbb sbc sbf sbi sbl sbo sbs sbu sca scb scc scf sci scl sco scs scu sfa sfb sfc sff sfi sfl sfo sfs sfu sia sib sic sif sii sil sio sis siu sla slb slc slf sli sll slo sls slu soa sob soc sof soi sol soo sos sou ss- ssa ssb ssc ssf ssi ssl sso sss ssu sua sub suc suf sui sul suo sus suu ua- uaa uab uac uaf uai ual uao uas uau uba ubb ubc ubf ubi ubl ubo ubs ubu uca ucb ucc ucf uci ucl uco ucs ucu ufa ufc uff ufi ufl ufo ufs ufu uia uib uic uif uii uil uio uis uiu ula ulb ulc ulf uli ull ulo uls ulu uoa uob uoc uol uoo uos usa usb usc usf usi usl uso uss usu uua uuc uus uuu