Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khac sat cau snippets" » "khac sat code snippets", "khao sat cau snippets", "khach san cau snippets", "khac hau cau snippets", "khac sat cac snippets", "khac dat cau snippets", "khac luat cau 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: (((("khac sat 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: (((("khac sat cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khac sat cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khac sat cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.