Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van hau o snippets" » "van hau code snippets", "van ha o snippets", "van hai o snippets", "van dau o snippets", "van khau o snippets", "van cau o snippets", "van hap o 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: (((("van hau o snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van hau o snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( van hau o snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))*.