फ़्लैशकार्ड

'More than' is a comparative phrase where 'than' introduces the second element, benchmark, or threshold of a comparison. It means an amount greater than a specified number or quality. 'Then' is an adverb of time, order, or condition, meaning 'after that', 'at that time', or 'in that case'. The form 'more then' has no grammatical standing as a comparative phrase.

The new warehouse holds more than five hundred pallets of inventory.