Did you reach their? vs Did you reached there?

Some examples from the web:

• At what age did you reach maturity?
• - Did you reach it? - I tried but I couldn't.
• And how did you reach this epiphany?
• - Did you reach your friend okay?
• Did you reach Dr. Harris?
• Did you reach Dr. Morrissey?
• Did you reach Enlightenment, Coachman?
• So at what point did you reach that conclusion?
• How did you reach it so fast?
• Did you reach out to MI6?
• So why did you reach out to me?
• Karin... Why did you reach out to me?
• Did you reach a missile pact?
• And that's how you reach enlightenment?
• D-did you - did you reach them?
• - Can you reach the skylight?
• - Can you reach the skylight?
• What happens when you reach the cliff?
• Miss Roberts, can you reach Agent Purvis?
• - How long until you reach the summit?

Some examples from the web:

• - Have you reached a verdict?
• - Have you reached a verdict?
• How can all this trvia Take us to the goal you reached?
• Have you reached agreement over compensation?
• What happened when you reached your destination?
• Haven't you reached the freighter?
• Petrovic, have you reached the locals?
• Have you reached your limit yet?
• Remind us how you reached the last time?
• If so, what conclusions were reached?
• What precise agreements have been reached?
• What stage has implementation of this programme reached?
• What stage have the judicial proceedings reached? 3.
• If so, what conclusions were reached?
• What stage has this re-evaluation procedure reached?
• What stage have the Commission's investigations reached?
• What conclusions have such studies reached?
• What stage have the infringement proceedings against Malta reached?
• What stage have the infringement proceedings reached?
• What stage has the monitoring process reached?