Вставить артикли a / an !
Пример : a writter letter
слова :
a / an playing boy
a / an running srotsman
a / an opened window
a / an singing girl
a / an flying bird
a / an built house
a / an falling chair
a / an decorated room
a playing boy
a running srotsman
an opened window
a singing girl
a flying bird
a built house
a falling chair
a decorated room