Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java slippers" » "python using data slippers", "python using java grippers"
"cong cao thi slippery" » "cong cau thi slippery", "cong cac thi slippery", "cong co thi slippery", "cong cao tai slippery", "cong dao thi slippery"

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 java slippers") OR ("cong cao thi slippery"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using java slippers\") OR (\"cong cao thi slippery\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( python using java slippers ) OR ( cong cao thi slippery ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java slippers") OR ("cong cao thi slippery"))) OR ("locating bug core snippets"))*.