Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java slippery" » "python using data slippery"
"n trinh cac slippers" » "n trinh cau slippers", "n trinh chat slippers", "n trinh chao slippers", "p trinh cac slippers", "anh trinh cac slippers", "dan trinh cac slippers", "n trinh cac grippers"

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

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