Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hanh cat den snippets" » "hanh cat code snippets", "hanh cac den snippets", "hanh luat den snippets", "nhanh cay den snippets", "hanh cap den snippets", "hanh cau den snippets", "hanh tat den 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: (((("hanh cat den snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh cat den snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hanh cat den snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh cat den snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.