Want suggestion regarding thypoid. Temp!

Doctors I'm financially poor pls help me I went so many doctors for this problem pls he me the suggestions for this issue ,in April I got fever in between 98-99.8 widal normal for 3 days,after 5days widal o&h 1:160 antiboitics gudcef, azithral, moxinow used for 14days then widal 1:40 negative,but temp pattern is 98-99.8,antibiotics stopped for 1 mnth but same problem persists,smear for mp(-),abnormal cells not found,us abdomen normal,mantoux normal,thyroid normal,crp 6,scrub thypus negative,thypoid igg &igm negative,blood culture negative,chest x-ray clear,rh factor assay negative,esr in April 25 in June 9 th it is 10,but same I am vegetarian from 3 yrs,will any vitamin deficiency causes this or due to thypoid ,now also if gone outside and came then after 30 min it is 99.2-99.6 after 2 hrs it is 99.2 and night it is 98.4,what makes this vartions in temp