doc: Update README.md

README.md

@@ -1,22 +1,19 @@
 [![Build](https://github.com/SubconsciousCompute/cron-with-randomness/actions/workflows/rust.yml/badge.svg)](https://github.com/SubconsciousCompute/cron-with-randomness/actions/workflows/rust.yml)
 # cron-with-randomness
 
-Extended cron shorthand to randomly select value from given interval.
+Extended cron shorthand to randomly select value from given interval. In addition to standard expression 
+supported by crate cron, this crate supports following shorthands.
 
+- `@daily{H=9-17}` means run once between 9 am and 5 pm chosen randomly.  
+- `@daily{H=9-12,H=15-20}` means run once between 9 am and 12 pm or between 3 pm and 8 pm.
 
-In addition to standard expression supported by excellent crate cron, we support
-following type of expressions.
+Similarly one can pass daily constraints to @weekly.
 
-- `@daily{H=9-17}` means run once between 9am and 5pm chosen randomly.  
-- `@daily{H=9-12,H=15-20}` means run once between 9am and 12pm or between 3pm and 8pm.
-
-Similarly one can pass daily contraints to @weekly.
-
-- `@weekly{D=1-5}` mean  run once per week between day 1 and day 5.  
-- `@weekly{D=1-5,H=9-12}` run once per week between day 1 and day 5 and between 9am
-   and 12pm.  
-- `@weekly{H=9-12}` run once per week at any day chosen randomly and between 9am
-   and 12pm.
+- `@weekly{D=1-5}` means  run once per week between day 1 and day 5.  
+- `@weekly{D=1-5,H=9-12}` run once per week between day 1 and day 5 and between 9 am
+   and 12 pm.  
+- `@weekly{H=9-12}` runs once per week on any day chosen randomly and between 9 am
+   and 12 pm.
 
 # Examples