如何填寫薪俸稅 4.3 扣除

No. You cannot claim any outgoings e.g. domestic helper's wage in your salary tax return.
The outgoings you can claim as mentioned must be wholly, exclusively and necessarily incurred for the production of your taxable income. This could be uniform expenses not provided by your employer but is necessary for performing your job, subscription to a professional body for such qualification to the employment, direct travelling expenses for performance of work but not the office/home/office cost etc.