Looking on the internet deeply has found these results:

we went to the beach for couple of days is the most popular phrase on the web.

we went to the beach for single day 141,100,000 results on the web	we went to the beach for couple of days 1189,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Well this morning when we went to the beach, I was thinking about the time we went to the beach. We went to Cabeza de Lobo... suddenly, he switched from the evenings to the beach. We went to the beach, had a pizza and some ice cream... I thought he was just taking a walk, but then when we went to the beach, we saw signs of a struggle. They went to the beach for the weekend. I went to the beach for a couple of days. No, we went to the beach.	No, we went to the beach. I went to the beach for a couple of days. We went to Cabeza de Lobo... suddenly, he switched from the evenings to the beach. Well this morning when we went to the beach, I thought he was just taking a walk, but then when we went to the beach, we saw signs of a struggle. We went to the beach, had a pizza and some ice cream... They went to the beach for the weekend. I was thinking about the time we went to the beach.

we went to the beach for single day

141,100,000 results on the web

we went to the beach for couple of days

1189,000,000 results on the web

More popular!

Well this morning when we went to the beach,
I was thinking about the time we went to the beach.
We went to Cabeza de Lobo... suddenly, he switched from the evenings to the beach.
We went to the beach, had a pizza and some ice cream...
I thought he was just taking a walk, but then when we went to the beach, we saw signs of a struggle.
They went to the beach for the weekend.
I went to the beach for a couple of days.
No, we went to the beach.

No, we went to the beach.
I went to the beach for a couple of days.
We went to Cabeza de Lobo... suddenly, he switched from the evenings to the beach.
Well this morning when we went to the beach,
I thought he was just taking a walk, but then when we went to the beach, we saw signs of a struggle.
We went to the beach, had a pizza and some ice cream...
They went to the beach for the weekend.
I was thinking about the time we went to the beach.