For all one knows
It could be that and for all one knows are semantically related. In some cases you can use "It could be that" instead an adverb phrase "For all one knows".
It could be that
For all one knows and it could be that are semantically related. You can use "For all one knows" instead an adverb phrase "It could be that".
Mutual synonyms
Cite this Source
It could be that and For all one knows. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/for_all_one_knows/it_could_be_that
For all one knows & It could be that. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/for_all_one_knows/it_could_be_that>.
It could be that or For all one knows. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/for_all_one_knows/it_could_be_that.