Hello native English speakers. Which noun phrases are grammatically correct? 1a. two hundred of apples.= 1b. two hundred apples. ( 1a = 1b? Both are grammatically correct?) 2. a million of thanks.=a million thanks. 3. several hundred of us. 4. a few hundred men. 5. two dozen of the big doughnuts.= two dozen the big doughnuts. 6. thousands of birds. 7. many thousands of birds. 8. some hundreds of these birds. 9. hundreds of thousands of feet. 10. many/some dozens of big apples. 11. several hundred tickets. 12a. several hundred of these books.= 12b. several hundred these books. 13. a few hundreds of houses. 14. a thickness of many hundred or even some thousands of feet.