Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung bac cho snippets" » "dung bac code snippets", "dong bac cho snippets", "dung cac cho snippets", "dung bai cho snippets", "dung bac ho snippets", "dung dac cho snippets", "dung bac cao 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: (((("dung bac 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: (((("dung bac cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung bac cho snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung bac cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.