Conceive is a synonym of Think. Think requires Learn. 
Plan is related to Expectation. Expectation is a synonym of Prospect. Prospect is a type of Search. Want is a type of Search. 
Conceive <--Synonym--> Think --HasPrerequisite--> Learn 
Plan <--RelatedTo--> Expectation <--Synonym--> Prospect --IsA--> Search <--IsA-- Want 