Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van thi cuc snippets" » "van thi code snippets", "van tai cuc snippets", "dan thi cuc snippets", "van thu cuc 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.

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