Worldwide is derived from World. you are likely to find World in/at/on Space. 
Could is a synonym of May. May is related to Meaning. Meaning is related to Form. Form is related to Christmas. 
Worldwide --DerivedFrom--> World --AtLocation--> Space 
Could <--Synonym--> May <--RelatedTo--> Meaning <--RelatedTo--> Form <--RelatedTo--> Christmas 