Find is related to Good. Good is related to Drink. Drink is related to Basic. 
Normal is related to Great. Great is related to Feeling. Feeling is related to Comfort. Convenience is a type of Comfort. 
Find <--RelatedTo--> Good <--RelatedTo--> Drink <--RelatedTo--> Basic 
Normal <--RelatedTo--> Great <--RelatedTo--> Feeling <--RelatedTo--> Comfort <--IsA-- Convenience 