function searchCourseOutline() {
        $searchMe = $this->uri->segment(3);
        $sortBy = $this->uri->segment(4);
        if (!empty($searchMe)) {
            $this->db->select('co_id,co_faculty,co_name,co_code');
            $this->db->from('eloki_co');
            $this->db->like($sortBy, $searchMe);
            $this->db->like('co_approvalstatus',1);
            $this->db->order_by($sortBy, "asc");
$q = $this->db->get();
            if ($q->num_rows() > 0) {
                foreach ($q->result() as $row) {
                    $data[] = $row;
                }

                return $data;
            }
        }
    }