Perhaps you should try some spelling variations:
"bua cho cuoc snippets" » "bua cho code snippets", "bua cho duoc snippets", "bua cho cac snippets", "bua cho hoc snippets", "bua chu cuoc snippets", "qua cho cuoc snippets", "lua chon cuoc 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 ("bua cho cuoc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("bua cho cuoc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( bua cho cuoc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("bua cho cuoc snippets"))) or ("locating bug core snippets"))*.