Reference is related to Drop. Drop is related to Small. Small is related to Glimpse. 
Manage is a synonym of Oversee. Oversee is a type of Administer. Administer is a synonym of Deal. 
Reference <--RelatedTo--> Drop <--RelatedTo--> Small <--RelatedTo--> Glimpse 
Manage <--Synonym--> Oversee --IsA--> Administer <--Synonym--> Deal 