Your search for "ambulance wooden" revealed the following
Stop and Go Museum with Knob Fair Condition Wooden - Used
Thomas brand used Stop and Go station for the wooden railway as shown in picture
$17.50 CAD
Yumsters Cargo & Cargo Car Fair Condition Chipping Paint Wooden - Used
Thomas brand used wooden yogurt car with yogurt cargo
$7.50 CAD
Sawmill Depot with Henry’s Log Car (1998) and 2 Logs #1 Fair Condition Wooden - Used
Thomas brand used Henry's Sawmill with 1 Log and 1 Log Car as shown in picture
$199.97 CAD
Searchlight Car (Mattel) Good Condition Wooden - Used
Thomas Brand used train as shown
$17.50 CAD
$20.00 CAD
Lighthouse & Drawbridge with Lights and Sounds #4 Good Condition Wooden - Used
Thomas brand used lighthouse and drawbridge for the wooden railway. You might want to consider adding Bulstrode
$57.50 CAD
A Day at "The Works" Set #1 (Writing On ALL Trains, Stations, Track, Accessories) Missing Signals/Red House Peeling Sticker Wooden - Used
Thomas brand a day at the works set as pictured. All trains, track and shed have an initial written on base. See last images for reference.
$380.00 CAD