README.md in rufus-scheduler-3.3.4 vs README.md in rufus-scheduler-3.4.0

@@ -437,11 +437,11 @@
 ```ruby
 job.first_at = Time.now + 10
 job.first_at = Rufus::Scheduler.parse('2029-12-12')
 ```
 
-The first argument (in all its flavours) accepts a :now or :immediately value. That schedules the first occurence for immediate triggering. Consider:
+The first argument (in all its flavours) accepts a :now or :immediately value. That schedules the first occurrence for immediate triggering. Consider:
 
 ```ruby
 require 'rufus-scheduler'
 
 s = Rufus::Scheduler.new
@@ -845,11 +845,11 @@
 
 ## CronJob methods
 
 ### frequency
 
-It returns the shortest interval of time between two potential occurences of the job.
+It returns the shortest interval of time between two potential occurrences of the job.
 
 For instance:
 ```ruby
 Rufus::Scheduler.parse('* * * * *').frequency         # ==> 60
 Rufus::Scheduler.parse('* * * * * *').frequency       # ==> 1
@@ -1280,11 +1280,11 @@
 end
 ```
 
 This uses a [zookeeper](http://zookeeper.apache.org/) to make sure only one scheduler in a group of distributed schedulers runs.
 
-The methods #lock and #unlock are overriden and #confirm_lock is provided,
+The methods #lock and #unlock are overridden and #confirm_lock is provided,
 to make sure that the lock is still valid.
 
 The #confirm_lock method is called right before a job triggers (if it is provided). The more generic callback #on_pre_trigger is called right after #confirm_lock.
 
 ### :scheduler_lock and :trigger_lock
@@ -1447,10 +1447,10 @@
 	from rufus-scheduler/lib/rufus/scheduler/zotime.rb:198:in `now'
 	from rufus-scheduler/lib/rufus/scheduler.rb:561:in `start'
 	...
 ```
 
-It may happen on Windows or on systems that poorly hints to Ruby on which timezone to use. It should be solved by setting explicitely the `ENV['TZ']` before the scheduler instantiation:
+It may happen on Windows or on systems that poorly hints to Ruby on which timezone to use. It should be solved by setting explicitly the `ENV['TZ']` before the scheduler instantiation:
 ```ruby
 ENV['TZ'] = 'Asia/Shanghai'
 scheduler = Rufus::Scheduler.new
 scheduler.every '2s' do
   puts "#{Time.now} Hello #{ENV['TZ']}!"