Table 1. Description of the results from various databases based on different search terms.

Sr.	Search Terms	Results of Search
		Google Scholar	ERIC	PubMed
1	Social media	3,870,000	12,597	16357
2	Learning	5,450,000	426,257	490237
3	Facebook	5,630,000	1,161	2049
4	WhatsApp	51,200	28	113
5	Edmodo	9,760	-	71
6	1 and 2	3,760,000	4,276	1061
7	1 and 2 and 3	991,000	318	98
8	1 and 2 and 4	14,400	12	1061
9	1 and 2 and 5	4,360	7	5
10	1 and 2 and 3 and 4 and 5	4360	0	2