Perhaps you should try some spelling variations:
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets", "python using sat slippers"
"thi van ngoc snippets" » "thi tran ngoc snippets", "thi van hoc snippets", "thi van nghe snippets", "thi lan ngoc snippets", "thi hanh ngoc snippets", "thi nang ngoc snippets", "thi van ngoc slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"thi van ngoc snippets\") OR (\"python using sat snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( thi van ngoc snippets ) OR ( python using sat snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("thi van ngoc snippets") OR ("python using sat snippets"))) OR ("locating bug code snippets"))*.