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"
"quan cau dua snippets" » "quang cao dua snippets", "toan cau dua snippets", "quan ha dua snippets", "quan cau qua snippets", "quan cau cua snippets", "quan ca dua snippets", "quan cau dua 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: "((((\"quan cau dua snippets\") OR (\"python using sat snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( quan cau dua snippets ) OR ( python using sat snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("quan cau dua snippets") OR ("python using sat snippets"))) OR ("locating bug code snippets"))*.