Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van toi chu snippets" » "van toi code snippets", "van tai chu snippets", "van thi chu snippets", "van toan chu snippets", "van toi chuc snippets", "van hoi chu snippets", "van hoi chuc 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 ("van toi chu snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("van toi chu snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van toi chu snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van toi chu snippets"))) or ("locating bug core snippets"))*.