Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap hoc do snippets" » "phap hoc code snippets", "phap hoan do snippets", "phap mo do snippets", "phap han do snippets", "phap hoc doi snippets", "phap hoc co snippets", "phap hoc bo snippets"
"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.

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