'largely unlikely' is a correct and usable phrase in written English.
It can be used to describe something that is highly improbable or very unlikely to happen. For example, "It's largely unlikely that I'll be able to win the lottery."
This demonstrates that the performance of the proposed FCM mask estimation is largely unlikely to be due to chance.
The analyses and simulations conducted here have not considered a scenario in which salinity would increase, because such a scenario is presently considered largely unlikely [28], and we were focusing here on comparative impacts of potentially negative developments of different forcings in the Baltic Sea which could prevent cod recovery.
The need to protect mapping information makes any technique other than a cryptographic function largely unlikely.
The range of significant events identified for analysis in this study confirms the potential for SEA to examine a breadth of patient-safety related subject matter which appears largely unlikely to be captured by criterion or cohort based audit.
If the pests are removed by at least 20 metres from their home patch, they will largely be unlikely to return.
All this changed, thanks largely to an unlikely but immensely fruitful partnership between Harold Macmillan and Ernest Marples.
Through it all, Strzok emerged as a largely unflappable, if unlikely, champion of the very bureau that removed him from his role in the Russia investigation last July.
It has plenty of debt troubles thanks to enormous overborrowing by corporations and local governments but those are largely internal issues, unlikely to go global.
It has plenty of debt troubles — thanks to enormous overborrowing by corporations and local governments — but those are largely internal issues, unlikely to go global.
Back in the early 1990s, thanks largely to the unlikely combination of "Jurassic Park" and "Barney & Friends," dinosaur fever swept the land, especially afflicting the young.
Industry figures argue that plain packs are easily forged, boosting the counterfeit trade.This is unlikely, largely because of the way the illicit cigarette market has evolved.
