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