Yes, one can increase the CRS score in any of the following ways;
Provincial Nomination directly from a Canadian province
Additional qualifications involving a diploma or a degree.
Good IELTS score of the primary applicant or the spouse
Taking up a study in Canada
Canadian work experience
Proficiency in French
A qualified LMIA approved job offer
The spouse who has completed his/her education or has work experience previously in Canada.
Siblings holding Permanent resident status or Canadian citizenship.