"write correctly" is correct and usable in written English.
You can use this phrase to indicate that something should be written in a way that is consistent with the conventions of grammar, spelling, punctuation, and the like. For example, "Please make sure to write correctly when you complete the form."
For many people, grammar still refers to the body of rules one must know in order to speak or write "correctly".
Lazy writers locked into adverbial clichés write, correctly, happily married, finely tuned, fatally flawed, mortally wounded and easily duped -- all without the hyphen; in each case, the second half of the compound is a past participle.
For many people, grammar still refers to the body of rules one must know in order to speak or write "correctly". However, from the last quarter of the 20th century a more sophisticated awareness of grammatical issues has taken root, especially in schools.
Certainly, you should know how to write correctly, but only reading can help you achieve greatness.
But when your daily feed is full of tweets in English that you don't even know how to write correctly it's a shame.
When using the computer for writing use the correcting tool to correct your errors and learning how to write correctly will make you to automatically change the way you say and write it.
I bet there's some things that don't get written correctly.
She writes, correctly, that "the court's only weapon is its moral authority".
"It may seem incredible to suggest that the anticolonial ideology of Barack Obama Sr .is espoused by his son," D'Souza writes, correctly.
We need to get comfortable with the reality that no one is going to shut up," Lovett wrote, correctly.
A circuit can be analyzed in almost as many ways as there are electronic engineers, and if the equations are written correctly, all methods yield the same answer.
