The phrase 'competent by' is not a valid part of a sentence in written English.
If you are trying to refer to someone being competent or having a certain level of capability, you could say "She is competent in math" or "He is a competent driver".
Bacillus subtilis 168 is easily made competent by growing it in competence starvation medium.
After spending time in a mental hospital, he was found competent by a second jury.
This consensus genome was fully replication competent by in vitro transfection into hepatoma cells.
Otis Chandler made himself competent by dint of earnest application, but one trick he never managed was to grow up.
Is there a "warmth-competence tradeoff" in medical contexts, where doctors who are warm and empathic could be perceived as less competent by patients?
Americans at present regard Democrats as more competent by a margin of five to three and as more ethical by a margin of two to one.
Kevin Costner is suitably flinty in "13 Days," a competent, by-the-numbers recreation of the events surrounding the Cuban missile crisis of 1962.
First, Pup is rendered coupling-competent by deamidation of its carboxy-terminal glutamine to glutamate through the action of Dop.
The authors suggested that the behaviour showed a lack of acceptance by the conversation partners that the speakers with aphasia were willing to portray themselves as linguistically non-competent by not self-correcting.
Seismic waves are much less attenuated and scattered by competent rock than by the loose sediments generally found near the surface.
Designed by Norman Foster, Richard Rogers and Fumihiko Maki, the towers are solid, competent work by three first-rate talents.
