Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tra chat con snippets" » "tra chat code snippets", "tran chau con snippets", "tran nhat con snippets", "hoa chat con snippets", "tra chat cong snippets", "tra chat co snippets", "tra chat chong 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: (((("tra chat con snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"tra chat con snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( tra chat con snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tra chat con snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.