Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thuc vu cho snippets" » "thuc vu code snippets", "phuc vu cho snippets", "thuc va cho snippets", "thuc ve cho snippets", "thuc vu cao snippets", "thuc cu cho snippets", "thuc uu cho 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: (((("thuc vu cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc vu cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thuc vu cho snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc vu cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.