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- Organise and recognise (rather than organize and recognize)
- Colour, behaviour, (with a u) counselling and counsellor (two lls)
- Targeted and targeting (one t)
- Ageing (not aging)
- Wellbeing not well-being
- Learnt, not learned (e.g. "you will have learnt..."). Note that "learned" (pronouced learn-ed) is used as an adjective in Australian English (e.g. "a learned professor").
There are some exceptions, for example if you use:
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