Select the letter cluster that will replace the question mark (?) in the following series. JE, LH, OL, SQ, ?

XW VX VW WV

XW

Next alphabet in the series is : J → (+2)→ L → (+3)→ O → (+4)→ S → (+5)→X E → (+3)→H → (+4)→ L → (+5)→ Q → (+6)→W