"if partially" is correct and usable in written English.
You can use it when you are making a comparison or referring to a possibility in which part, but not all, of something may occur. For example: If partially obscured by clouds, the eclipse will still be visible.
If all the plans have been fully implemented, the overall NRHM plans will also be considered fully implemented, if partially then partial, if not implemented at all then not at all.
Sometimes, she would warm up slowly, singing as if partially absent, sometimes with bands too routine to match her soaring talent.
If the fat or oil is completely hydrogenated, the name shall include the term hydrogenated, or if partially hydrogenated, the name shall include the term partially hydrogenated.
If partially hydrogenated oil is on it, then there is still some trans fat in there, despite what the nutrition label says.
Two case studies are presented showing that the auxiliary beams size, if partially clamped, could be significantly reduced for the same main beam vibration mitigation level.
Trade negotiators are due to meet next month to sort out the details, and the ban could be lifted, if partially, by November.
It is demeaning, even if it partially benefits his chosen charity, Steven Gerrard's Foundation.
His first reflection of the primitive spirit was parallel to that of the Fauves and may have depended on them, if only partially.
If you partially covered your eyes just so, you could have blocked out the red and seen only the blue and white.
When someone breaks a story, even if its partially or fully wrong, things start to happen.
The hypothesis (iv) of Theorems 3.3 and 3.4 holds if the partially ordered set E is a lattice.
