I couldn't help but wonder every time I saw such a noun phrase. I've seen both forms used equally often, so I guess both of them can be used interchangeably. But do I guess right?
Some examples:
Here is a frequently used compound nouns list.
Here is a frequently used compound noun list.
I usually rephrase them into something like this.
Here is a reference list of compound nouns.
BTW, is there any implication (such as American dialect vs. English dialect or social/educational backgrounds) we can deduce from each usage?
– Damkerng T. Aug 01 '11 at 15:40