The only way is to stock the item under one name + sku

Then create a bundle item, name it slightly different, enter the other sku and list the first item in the bundle, set the bundle to not print the items – you always see the items on the screen, […]

Resolution for 'accurate reporting issue: 'I have one product that has 2 sku’s because we sell it to men and women separately. How can I link those two sku’s? I need them linked for accurate reporting.' available: Yes.

The accurate reporting issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the accurate reporting issue yourself by looking for a resolution described in the article. If it is a complex accurate reporting issue or you are unable to solve the issue, you may contact us by clicking here or by using other accurate reporting support options.

For more information about resolving issues related to accurate reporting in Quickbooks/QBO or to get support for the issue 'I have one product that has 2 sku’s because we sell it to men and women separately. How can I link those two sku’s? I need them linked for accurate reporting.', click the link below: