"from third countries" is a correct and usable phrase in written English.
You can use it when referring to groups or people who come from nations outside of a particular area or country. For example, "Many students come from third countries to study at this university."
"We are sure that we together could find other answers to those threats from third countries".
Let's ask for more transparency on financial transfers from third countries to EU member states.
There are many voices calling for protection against 'unfair competition' from third countries.
In Iraq, some firms have (notoriously) sub-contracted work to firms from third countries.
Only about 17percentt of the contractors are Americans, according to administration figures; about half are Iraqis, and one-third are workers from third countries.
It was an open secret that North was coordinating the getting of military assistance from "private" sources and from third countries to the Contras.
A distinction was consequently made between children of immigrants from Europe and those from third country.4.4
As boys and students from third country tend to be disadvantaged in school, there may exist a correlation between marginalization and exclusion from the data set.
Furthermore, children of immigrants from third country were also disproportionately excluded while a higher proportion of non-immigrant students were kept.
Finally, children of immigrants born outside of the country of survey were classified as TC-born (foreign born, from third country) or EU-born (foreign born, from Europe) depending on their regions of birth.
The colonial past is seen in the Dutch cohort having a larger proportion of children of immigrants from third country, whereas the Swedish has relatively more children of immigrants from Europe.
