Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"can cau voi snippets" » "can cau code snippets", "van cau voi snippets", "ban cau voi snippets", "ca cau voi snippets", "can cau hoi snippets", "can cau doi snippets", "can cau noi 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 ("can cau voi snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("can cau voi snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( can cau voi snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("can cau voi snippets"))) or ("locating bug core snippets"))*.