Writing

Transitional words or phrases

Time           :  then, later, afterwards, meanwhile, at first, now , by this time
Place          :  between, beyond, farther on, in the rear, there, next, over
Addition      :  besides, furthermore, also, another, again too, for example
Contrast      :  but, still, on the other hand, nevertheless, although, however
Summary and Conclusion  :  thus, consequently, in conclusion, accordingly, in review, hence, finally, for this reason,  
                                           (Basic Language, Harper & Row, Publisher, inc)