The phrase "allow sufficient time to complete" is correct and usable in written English.
It can be used when emphasizing the need for adequate time to finish a task or project.
Example: "To ensure the quality of the work, please allow sufficient time to complete the report before the deadline."
Alternatives: "provide enough time to finish" or "grant adequate time to complete".
It adds, "The court must allow sufficient time to complete an accurate and fair count of the contested ballots, which is essential for the proper resolution of the contest action".
In turning away TransCanada's application in January, President Obama said a deadline imposed by Congress for deciding Keystone XL's fate did not allow sufficient time to complete environmental reviews.
To allow sufficient time to complete all the steps in the visa process, students must submit an official transcript or official course by course evaluation with final grades (B- or higher) for all prerequisite courses to the Office of Admissions at least 3 months prior to the beginning of the term in which they wish to begin studies (October for spring term; May for fall term).
Timing of recruitment is an important factor: potential participants must be approached early enough after the infant's birth to allow sufficient time to complete the intervention prior to the infant's discharge.
The low correlations with univoltine species may imply that as their flight seasons are shorter, weather is less important in terms of allowing sufficient time to complete this life stage and the negative associations shown by some univoltine species suggest these species require cold winters, perhaps for dormancy.
Plan each step of the event itself, allowing sufficient time to complete the task.
Participants included those who had completed at least 2 years of the lifestyle intervention to allow sufficient time to examine fluctuations in body weight after the initial 6 months of weight loss with the core curriculum.
Robert B. Catell, KeySpan's chairman, said the date had been moved "to allow LIPA sufficient time to complete its strategic review process".
