couldn't manage to
Mary no lograba encontrar una frase adecuada para el final de su novela.
Mary couldn't find a suitable sentence for the ending of her novel.
Tenía su nombre en la punta de la lengua, pero no lograba recordarlo.
I had his name on the tip of my tongue, but I couldn't remember it.
No lograba encontrar a mi gata Rainbow.
I couldn't find my cat Rainbow.
— Los muertos no mueren (2019)
Me preocupaba y no lograba dormirme.
I was worried and couldn’t fall asleep.
Él no lograba entender la frase.
He couldn't understand the sentence.
Quiero decir, que su pene no lograba una erección.
I mean, his penis couldn't get an erection.
— The Chaser (2008)
Me preocupaba y no lograba dormir.
I was worried and couldn’t sleep.
Tom no lograba entender lo que estaba pasando.
Tom couldn't understand what was happening.