Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoc hanh he snippets" » "hoc hanh code snippets", "hoc nhanh he snippets", "hoc thanh he snippets", "hoc anh he snippets", "hoc hanh che snippets", "hoc hanh ve snippets", "hoc hanh de 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: (((("hoc hanh he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc hanh he snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hoc hanh he snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc hanh he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.