To find a size, write together without a space between UK, US, EU and any size number, example: uk8 , us4 , eu34
To find a inseam or inside leg of pants, trousers, jeans, use inside leg, example: inside leg 35, 36, 37, 38, 39, 40
To find a item and size, use space between item and size, example: pants us10, jeans us10, trousers uk10
To find a colour of clothes, example: pants red, trousers red, skirts indigo, skirts denim, jeans black