estaban costando
-they/you were costing
Imperfect progressiveellos/ellas/ustedesconjugation ofcostar.

costar

¿Cuáles son los errores que has encontrado y has arreglado que estaban costando dinero a tu tienda online?
What are some areas you've found and fixed that were costing your online store money?
Es hora de retirar todas las ubicaciones que te estaban costando un dinero, pero no estaban generando resultados.
You now should have removed locations that were costing you, but bringing no results.
La adquisición, el funcionamiento y el mantenimiento de docenas de dispositivos dispares le estaban costando al banco mucho dinero.
Dozens of disparate devices were costing the bank a great deal of money to acquire, operate and maintain.
En 2008, Joseph Stiglitz y Linda Bilmes calcularon que las guerras de Afganistán/Iraq estaban costando hasta 5 billones (millones de millones) de dólares, y suma y sigue.
By 2008, Joseph Stiglitz and Linda Bilmes calculated the Afghanistan/Iraq wars were costing up to $5 trillion - and counting.
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