Regarding low lymphocyte count, it may be due to some common ailments like poor nutrition or mild infections. But if chronically remains low... need to investigate in detail.
Regarding haemoglobin counts, it seems normal right now...but RBC, MCV, MCHC..etc are indicating Vit
B12 deficiency. If not fulfilled, Hb level might get low in future.
No need to worry right now
Next Steps
You can do Blood level of Vit
B12 and consult if deficient.
Health Tips
Take good nutrition. Meat is good source of Vit
B12. if vegetarian, can take buttermilk.