The phrase "a span of less" is not correct in standard written English.
It is typically used to describe a duration or range that is shorter than a specified amount.
Example: "The project was completed in a span of less than two weeks."
Alternatives: "a duration of under" or "a range of fewer than".
In a span of less than 10 minutes, Mr. Obama mentioned his prospective Republican rival no fewer than 10 times.
After Lloyd's third goal in a span of less than fifteen minutes, there was no more talk of parity.
In a span of less than two minutes, Richardson, guarding Pierce, picked up three personal fouls, and each was whistled for two technical fouls, leading to the ejections.
Minnesota took the lead later in the second, with a pair of goals in a span of less than two minutes.
Even after Thompson found his rhythm, hitting three 3-pointers in a span of less than 2 minutes, the Thunder took a 48-42 lead into halftime.
V.C.U.'s Brandon Rozell spun the score back around when he made his first three baskets, all 3-pointers, in a span of less than two minutes.
The items that go in my pocket on a daily basis have a life span of less than three months.
The definition of RT includes repeated bouts of acute tonsillitis (AT) within a time span of less than a few years [ 1– 3] and the diagnoses CT and PSTS both refer to a condition with recurrent or persisting throat symptoms of lower intensity.
showed that it is more likely for undifferentiated spermatogonial stem cell-like cells to form a seminoma than differentiating spermatogonia or differentiated spermatozoa (with a life span of less than 3 months) to dedifferentiate and form a seminoma in humans 11, 12.
The amplitude of the variations (inaccuracy) in the fit are not on the order seen in Fig. 3(a), but we look at only a small span of less than 1 micropad.
1. Content is Key: People get bored insanely easily, especially Generation Z, who has an attention span of less than a goldfish.
