As much as
This expression is used to indicate that the action or state described in the preceding clause is similar or equivalent to that stated in the following clause. When used with nouns, it indicates that the nouns in the preceding and following clauses are similar in degree.
When added to the end of a noun, it describes something done as much as the noun.
There is a common pattern that make use of 는/(으)ㄴ/(으)ㄹ and 만큼 to describe the extent or degree of that verb.
Expresses the extent to which something is done, or a condition exists
Native speakers don't always follow proper spacing rules and may sometimes leave out the space between the particle 는/(으)ㄴ/(으)ㄹ and 만큼.