Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dao xuan cau snippets" » "dao xuan code snippets", "do xuan cau snippets", "ngo xuan cau snippets", "dao van cau snippets", "dao quan cau snippets", "dao xuan can snippets", "dao xuan cang 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: (((("dao xuan cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao xuan cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dao xuan cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao xuan cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.