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Yes you can enter those.  Line 27a comes from Part V Other Expenses line 48.  It is under Misc expenses.

Under Business Expenses, Click Start or Update by Other common business expenses

You should see the list of expenses and amounts you entered.

Then click the start or update button by the expense you want to add or edit.

Other Miscellaneous Expenses is the 16th item under Expenses - Click the Start or Update button