Perhaps you should try some spelling variations:
wheats » wheat
cheats » cheaps, wheats, chats
cheat » cheap, wheat, chat
cheath » cheaph, wheath, chath, heath, sheath, creath
cheads » heads, aheads, chears
wheath » wheat, heath, sheath

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: "((cheats OR wheats) OR ((cheat OR cheads) OR (cheath OR wheath))) of mixing AND (solution" or solutions").
• The words AND, OR and NOT may confuse the search; try adding quotes: "\"((cheats OR wheats) or ((cheat or cheads) or (cheath or wheath))) of mixing and (solution\" or solutions\")".
• Removing quotes may allow a broader search: ((cheats OR wheats) or ((cheat or cheads) or (cheath or wheath))) of mixing and (solution or solutions ).
• Adding a wildcard symbol may retrieve word variants: "((cheats OR wheats) or ((cheat or cheads) or (cheath or wheath))) of mixing and (solution" or solutions")*.