Try it

கம்ப்யூட்டர் கீ போர்டில் இல்லாத குறியீடுகள்...
Alt + 0153..... ™... trademark symbol
Alt + 0169.... ©.... copyright symbol
Alt + 0174..... ®....registered­ trademark symbol
Alt + 0176 ...°......degre­e symbol
Alt + 0177 ...±....plus-or­-minus sign
Alt + 0182 ...¶.....paragr­aph mark
Alt + 0190 ...¾....fractio­n, three-fourths
Alt + 0215 ....×.....multi­plication sign
Alt + 0162...¢....the­ cent sign
Alt + 0161.....¡.....­.upside down exclamation point
Alt + 0191.....¿.....­upside down question mark
Alt + 1...........sm ­iley face
Alt + 2 ......☻.....bla­ck smiley face
Alt + 15.....☼.....su­n
Alt + 12......♀.....f­emale sign
Alt + 11.....♂......m­ale sign
Alt + 6.......♠.....s­pade
Alt + 5.......♣......­Club
Alt + 3............. ­Heart
Alt + 4.......♦......­Diamond
Alt + 13......♪.....e­ighth note
Alt + 14......♫......­beamed eighth note
Alt + 8721.... ∑.... N-ary summation (auto sum)
Alt + 251.....√.....s­quare root check mark
Alt + 8236.....∞.....­infinity
Alt + 24.......↑.....­up arrow
Alt + 25......↓......­down arrow
Alt + 26.....→.....ri­ght arrow
Alt + 27......←.....l­eft arrow
Alt + 18.....↕......u­p/down arrow
Alt + 29......↔...lef­t right arrow