This campaign can also be used for stray cats where exhaustive efforts have been made to find an owner and they have been a stray for three months or more. (cats.org.uk)
Despite exhaustive efforts by parents, some infants are just plain miserable! (smartpediatricadvice.com)
Offers are not cheap and easy for companies to make — most go through a complicated and often exhaustive effort to prepare that offer letter. (sciencemag.org)