The phrase "also believed that when" is correct and usable in written English.
It can be used when discussing beliefs or theories that involve a specific condition or time frame.
Example: "The researchers also believed that when the temperature rises, the reaction rate increases significantly."
Alternatives: "also thought that when" or "also held that when".
Wimbledon officials also believe that when the roof on Court No1 is ready, in 2019, it will alleviate some of the problems that rain delays cause.
But I also believe that when he said behind closed doors that forty-seven per cent of the country considered themselves victims who refuse personal responsibility, think about who he was talking about.
We also believe that when it comes to big issues central to national productivity, the national government should provide leadership, not go to ground and look for scapegoats to conceal its inaction.
We also believe that when developing checklists, they should contain contradictory characteristics (Smith and Campbell 2012) that help researchers detect bias related to perceptions of intelligence or ability.
But I also believe that when we understand the limits of human nature, we will better know whether, and how, to rein in the excesses of free markets.
"But I also believe that when you add up the Six Nations, the summer tour and the autumn Tests, physically a national coach is probably involved four months a year.
How many engaged users are there?" Ries also believes that when brands become large it is harder to have an incremental rollout so bigger companies should "experiment under a different brand name in private, in some other market just to figure out, does the thing basically work before the press starts piling on".
I also believe that when it comes to music, accusations of appropriation should not be flung around carelessly. .
I also believe that when the electors convene in their states, very few, if any, electors will defect from Trump.
