int vfwscanf( FILE* stream, const wchar_t* format, va_list vlist );

#include 
#include 
#include 
#include 

void read( FILE *fp, const wchar_t* format, ... )
{
    va_list args;
    va_start (args, format);
    vfwscanf (fp, format, args);
    va_end (args);
}

int main ()
{
    setlocale(LC_ALL, "en_US.UTF-8");

    wchar_t symbol[] = L"\u0915\u0916\u0917\u0918\u0919";
    wchar_t names[5][5] = {L"Ka", L"Kha", L"Ga", L"Gha", L"Nga"};
    FILE *fp = fopen("example.txt","w+");

    for (int i=0; i<5; i++)
        fwprintf(fp, L"%lc %ls ", symbol[i], names[i]);
    rewind(fp);

    wchar_t ch, str[5];
    for (int i=0; i<5; i++)
    {
        read(fp, L"%lc %ls ", &ch, str);
        wprintf(L"%lc - %ls\n", ch, str);
    }

    fclose(fp);
    return 0;
}

क - Ka
ख - Kha
ग - Ga
घ - Gha
ङ - Nga