FASCINATION ABOUT SPELLING RULES IN ENGLISH

If in doubt about ie or ei, when the seem from the vowel is as Briefly /i:/, we spell it ie; but following the letter c, we spell it ei:SDSL: Symmetric DSL splits the incoming and outgoing frequencies equally, so upload and download bitrates are precisely the same.DSL employs a modem, which means "modulator-demodulator." This system converts digita