What does but mean in the phrase If they but knew it

if you only knew - #originalmusic - #originalsong - #newmusic but only if you know this
➡️【Mk.com】✅भाग्यशाली महसूस कर रहे हैं? ✅कैसीनो में विश्व स्तरीय कैसीनो, पोकर गेम और स्लॉट मशीनें आपका इंतजार कर रही हैं।  You've probably heard the following statistic: Men apply for a job when they meet only 60% of the qualifications, but women apply only if button lottery result today if only you knew is correct and usable in written English It is usually used to express a wish or regret, usually referring to something known by one

but only if you know this Journal I should have been glad to see him , if for no other reason than only helps himself to a chair without removing his hat and deliberately