NEEDSCOST

de do ed en es et ne no od oe on os so to

cee cod con cos cot dee den doc doe don dos dot eds end ens eon ess nee net nod nos not ode ods oes one ons ose sec see sen set sod son sos sot ted tee ten tod toe ton

cede cees cent cess cete code cods coed cone cons coss cost cote cots deco dees deet dene dens dent docs does done dons dose doss dost dote dots ends eons eses esne need ness nest nets node nods noes nose note odes once ones oses scot secs sect seed seen sees send sene sent sets sned snot sods sone sons sots teds teed teen tees tend tens tods toed toes tone tons toss