default: (accent=true) H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H accent=false: H ' ' H ^ ^ H _ _ H ` ` H ~ ~ H ¨ ¨ H H ´ ´ H ¸ ¸ H ˆ ˆ H ˇ ˇ H ˘ ˘ H ˙ ˙ H ˚ ˚ H ˜ ˜ H ˝ ˝ H H H H H H ← ← H → → H ↔ ↔ H ↼ ↼ H ↽ ↽ H ⇀ ⇀ H ⇁ ⇁ H ⎴ H ⎵ H ⏜ H ⏝ H ⏞ H ⏟ H ⥎ ⥎ H ⥐ ⥐