how to add coding so that your blog appears in searches

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Hi i want to know what coding I have to add to my blog so that i appears in searches..can some one please tell me ina v simple 'for dummies 'way i have no idea about html programming ..or is htere ablog site which doest his automatically cause blogger does not ..and i tried doing it from help form other bloggers but i failed miserably..so please help!