Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van giua cac snippets" » "van giua code snippets", "van gia cac snippets", "ban giua cac snippets", "quan giua cac snippets", "van giua cau snippets", "van cua cac snippets", "van gian cac snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("van giua cac 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 giua cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( van giua cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van giua cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.