Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong may doi snippets" » "cong may code snippets", "cong xay doi snippets", "cong ma doi snippets", "cong hay doi snippets", "cong mai doi snippets", "cong may do snippets", "cong my doi snippets"
"python using java snippets" » "python using data snippets"

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