少货补发英文

Due to a mistake we made when preparing for your order, a few items were not included in the delivery. We will send these missed items to you ASAP.We apologize for any inconvenience this may cause you.

as for the omitted goods because of my careless, i will deliver them to you soon.

我觉得你只要跟网站说明情况，他一般会补发给你的，或者退款也行。不用太担心，一般国外的网站比较讲信用的。他可能真的是工作疏忽，不太可能存心欺骗的。跟网站说明没有套装就好了。

Due to a mistake we made when preparing for your order,a few items were not included in the delivery.We will send these missed items to you ASAP.We apologize for any inconvenience this may cause you.