YouTube SEO for Business Shorts Channel

i have a YouTube shorts channel and i post videos regarding business case studies. in my videos i see that 99% viewers come from shorts feed 1% from YouTube search, but i saw those who search regarding that video watch for more time than those from shorts feed... (Budget: ₹600 - ₹1500 INR, Jobs: Content Strategy, Digital Marketing, Keyword Research, SEO, Social Media Marketing, YouTube)