Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong van bon snippets" » "cong van code snippets", "cong vang bon snippets", "cong san bon snippets", "song van bon snippets", "cong van ban snippets", "cong van dong snippets", "cong van cong 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 van bon snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cong van bon snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cong van bon snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cong van bon snippets"))) or ("locating bug core snippets"))*.