MS Word Series: Useful MS Word Shortcut You Wish To Know Earlier

Ctrl + Shift + Spacebar

Prevent words from being separated at the end of a line

Ctrl+Shift+Hyphen (Backslash, if JP keyboard) 

Hyphenated compound you don't want to break at the end of a line

Ctrl + Hyphen 

A conditional hyphen (one that is printed only if it falls at a line break)

Shift + Enter

Line break

Ctrl + Alt + V

Paste special

Alt + Ctrl + minus sign

An em dash

Ctrl + minus sign

An en dash

Ctrl + Spacebar

Remove character formatting

Ctrl + Alt + Home

Browse selection by Ctrl + Page Up/Down 

Ctrl + Shift + N

Apply normal style to the current paragraph