-ol bbb bbe bbh bbl bbn bbo be- beb bee beh bel ben beo bhb bhe bhh bhl bho blb ble blh bll bln blo bnb bne bnl bnn bno bob boe boh bol bon boo ebb ebe ebh ebl ebn ebo eeb eee eel een eeo ehb ehe ehh ehl ehn eho elb ele elh ell eln elo en- enb ene enh enl enn eno eo- eob eoe eoh eol eon eoo hbb hbe hbh hbl hbn hbo he- heb hee heh hel hen heo hhb hhe hhh hhl hhn hho hlb hle hlh hll hln hlo hnb hne hnh hnl hnn hno hob hoe hoh hol hon hoo lbb lbe lbh lbl lbo leb lee leh lel len leo lhb lhh lho llb lle lll lln llo lnb lne lnh lnl lnn lno lob loe loh lol lon loo nbb nbe nbl nbn nbo ne- neb nee neh nel nen neo nhb nhe nhh nhl nhn nlb nle nlh nll nln nlo nnb nne nnh nnl nnn nno no- nob noe noh nol non noo ob- obb obe obh obl obn obo oeb oee oeh oel oen oeo ohe ohh ohl ohn oho olb ole oll oln olo on- onb one onh onl onn ono oo- oob ooh ool oon ooo