Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"ca dan hanh slippery" » "ca dang hanh slippery", "ca dan khanh slippery", "ca dan thanh slippery", "cac dan hanh slippery", "ca dao hanh slippery", "ca dan hanh slippers"

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: "((((\"ca dan hanh slippery\") OR (\"python using data snippets\"))) OR (\"locating bug core snippets\"))~".
• Removing quotes may allow a broader search: (((( ca dan hanh slippery ) OR ( python using data snippets ))) OR ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("ca dan hanh slippery") OR ("python using data snippets"))) OR ("locating bug core snippets"))*.