I can write a word order in korean sentence, so very easy to remember and write^_^
1.누가 (who)
2.언제 (when)
3.어디서 (where)
4.무엇을 (what)
5.어떻게 (how)
6.하다 (to do)
F.e. 저는( I ) 어제 (yesterday) 회사에서 ( in the company) 일을 (a work) 많이 (a lot) 했어요 (did)
Yesterday I worked a lot in the company.
I hope it will help you^_^