Since she is a dependent the EIC should not be part of it at all. Is she a W2 employee? Then job expenses are no longer deductible. So that shouldn't affect it. Try not entering them. Maybe you are selecting to take Itemized Deductions instead of the Standard Deduction but the Itemized Deductions are less.
You might need to print out or preview the return when you see the higher refund. Then print it again when you get the lower amount to compare. Which lines changed?
Before filing, You can preview the 1040 or print the whole return
https://ttlc.intuit.com/community/accessing/help/how-do-i-preview-my-turbotax-online-return-before-f...
