Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets"
"cac doi tinh snippets" » "cac doi trinh snippets", "cac hoi tinh snippets", "cac don tinh snippets", "cac dai tinh snippets", "cac toi tinh snippets", "cau doi tinh snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cac doi tinh snippets") OR ("python using sat snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"cac doi tinh snippets\") OR (\"python using sat snippets\"))) OR (\"locating bug core snippets\"))*".
• Removing quotes may allow a broader search: (((( cac doi tinh snippets ) OR ( python using sat snippets ))) OR ( locating bug core snippets ))*.