sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: Are there any free WhatsApp group for stock market?
 sentence 2: Are there any free WhatsApp or telegram groups for stock market advice? sentence 1: How do I improve my pronunciation of English?
 sentence 2: How can I speaking fluently speaking English? sentence 1: If vacuum gravitational and dark energy are created as universe expands without limit?
 sentence 2: If dark energy is being created with expansion can infinite of it be created?
not same meaning
same meaning
same meaning
same meaning