Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khao cua cau snippets" » "khao cua code snippets", "khao cuu cau snippets", "kho cua cau snippets", "thao cua cau snippets", "khao chua cau snippets", "khao cua cac snippets", "khao cua chu 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: (((("khao cua 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: (((("khao cua cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khao cua cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khao cua cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.