Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doc giai cac snippets" » "doc giai code snippets", "hoc giai cac snippets", "nuoc giai cac snippets", "duoc giao cac snippets", "doc gian cac snippets", "doc giai ca snippets", "doc giai bai 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: (((("doc giai 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: (((("doc giai cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( doc giai cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc giai cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.