Sentence examples for certain issues remain from inspiring English sources

"Certain issues remain open before a settlement can be finalized".

Certain issues remain unresolved.

The general did not spell out what, if any, deal was made with Saudi Arabia in exchange for Mr. Sharif's release, saying only that certain issues remained confidential.

While the researchers have made the significant effort on new technology & product design, optimized operations, and alternate fuels etc. for the optimization of fuel consumption in aviation industry, certain important issues remain unexplored.

In Athens, the Greek finance minister, Evangelos Venizelos, told a parliamentary committee on Monday that talks with visiting auditors from the European Commission, European Central Bank and International Monetary Fund, known collectively as the troika, had concluded and that only "certain technical issues" remained to be addressed.

Self-reported tooth loss has been considered an acceptable substitute for clinically measured tooth loss, but some validity issues remain for participants with certain characteristics [ 26].

However, critical issues remain, such as the transferability of basic science insights to clinical products and the applicability of certain data sets to human patients.

"All issues remain open".

Some issues remain unresolved.

Those issues remain.

Q: What issues remain?