Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doc hieu cac snippets" » "doc hieu code snippets", "toc thieu cac snippets", "hoc thieu cac snippets", "hoc hien cac snippets", "doc hieu luc snippets", "doc hieu va snippets", "doc hieu van 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 ("doc hieu cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("doc hieu cac snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( doc hieu cac snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("doc hieu cac snippets"))) or ("locating bug core snippets"))*.