Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap hoc cac snippets" » "phap hoc code snippets", "phap hoan cac snippets", "phap mo cac snippets", "phap han cac snippets", "phap hoc cao snippets"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw 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: "((((\"phap hoc cac snippets\") OR (\"python using sat snippets\"))) OR (\"locating bug core snippets\"))~".
• Removing quotes may allow a broader search: (((( phap hoc cac snippets ) OR ( python using sat snippets ))) OR ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("phap hoc cac snippets") OR ("python using sat snippets"))) OR ("locating bug core snippets"))*.