Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luong van so snippets" » "luong van code snippets", "luong va so snippets", "duong van so snippets", "luong vat so snippets", "luong van son snippets", "luong van soa snippets", "luong van su 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 ("luong van so snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("luong van so snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( luong van so snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("luong van so snippets"))) or ("locating bug core snippets"))*.