upayaih

upāyaiḥ — by the means; SB 5.4.16
vividha-upāyaiḥ — by various means; SB 7.5.18
upāyaiḥ — means; SB 7.5.38
upāyaiḥ ca — by similar other attempts; SB 8.21.22
steya-upāyaiḥ — and by inventing different devices to steal butter and milk; SB 10.8.31
upāyaiḥ — means; SB 11.28.41