Perhaps you should try some spelling variations:
"cao lap toan snippets" » "cao lap code snippets", "cao tap toan snippets", "cao lap doanh snippets", "cao phap toan snippets", "cao cap toan snippets", "cao lan toan snippets", "tao lap toan snippets"
"locating bug core snippets" » "locating bug code 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: (((("python using java snippets") or ("cao lap toan snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cao lap toan snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cao lap toan snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cao lap toan snippets"))) or ("locating bug core snippets"))*.