Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"anh trinh do grippers" » "anh trinh soft grippers", "hanh trinh do grippers", "anh tinh do grippers", "thanh trinh do grippers", "anh trinh ky grippers"
"python using java slippery" » "python using data slippery", "python using java slippers"

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

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