Just trying Aspirin may not help to cure the illness, you should try to find out what happened one or two weeks ago to finally prescribe the right medicine.
check the transports
execute SE01
here you have several options
e.g. click the Find icon (Ctrl.+F), extend the selection screen (Ctrl +F1)
search by date, by status, by description (generic search possible)
If your consultants have no good discipline to describe the transport requests, then
stay in SE01 initial screen and choose from menu GOTO > Objects in requests
enter the object and search