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"
"tri cao dung snippets" » "tri cao dang snippets", "tri cao dong snippets", "tri cap dung snippets", "tri co dung snippets", "tai cao dung snippets", "tri cac dung snippets", "tri cao dung 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: "((((\"python using sat snippets\") OR (\"tri cao dung snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( python using sat snippets ) OR ( tri cao dung snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using sat snippets") OR ("tri cao dung snippets"))) OR ("locating bug code snippets"))*.