"tend with" is not correct and usable in written English.
It does not have a defined meaning, so it should not be used in written English.
Rather, Qatar's rulers tend, with cool calculation, to see Islamists simply as part of the new order.
The investigation of the thermal stability luminescence reveals that the emission intensities of Ce3+ and Eu2+ single-doped samples exhibit an opposite changing tend with increasing temperature.
It would, however, settle for being Middlemarch, especially in the way that its characters tend, with some wiggle room, not to escape the labels they have been given.
Apps that provide content-based services tend (with some exceptions, like Pandora) to be less successful it doesn't take long to check the weather, after all.
The best I can come up with are situations which tend, with some slight variation of locale, to be just one situation: boy meets girl.
That is not a slap at management, though I'm sure that managers tend (with an excessive sense of self-efficacy) to think their firms deserve higher valuations than they get.
Bobbing in the harbor at Tso-Yin Naval Base in Taiwan, the sub is tended with obvious pride.
Trees, plants and flowers, seemingly wild, are placed and tended with care.
But it's clear that he tended, with each new motif, toward contraction, elimination and control.
We have tended, with Skills for Life, to emphasise competitiveness, but it is a moral issue as well.
He was predeceased by his wife Norma and son Philip, both of whom he tended with loving care.
