Perhaps you should try some spelling variations:
heats » heat, heads, heath
cheats » cheat, cheads, cheath, cheaps, wheats, chats
shears » shear, smears, hears
spears » speaks, spear, speare
cheat » cheap, wheat, chat
solution » solutions

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: ((heats OR cheats) OR ((shears OR spears) OR cheat)) of mixing AND solution.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((heats or cheats) or ((shears OR spears) or cheat)) of mixing and solution".
• Adding a wildcard symbol may retrieve word variants: ((heats or cheats) or ((shears OR spears) or cheat)) of mixing and solution*.