10B - You can't pay Google to increase your Page Rank
You can use the minus sign (jaguar -car, -OS)
* asterisk - Is the wildcard symbol can be used to expand your search
I'm feeling lucky brings you to the first site
Using quotes - "New International School of Thailand"
10D - Use pluses and minuses ( + , - )
Keep it simple
Punctuation does not matter - it is also case INsensitive
Use quotes when you want something particular "New International School of Thailand"