Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hanh chi con snippets" » "hanh chi code snippets", "banh chi con snippets", "danh chi con snippets", "hanh che con snippets", "hanh chi cong snippets", "hanh cho con snippets", "hanh khi con 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 chi con 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 chi con snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hanh chi con snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh chi con snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.