Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duoc li cao snippets" » "duoc li code snippets", "duoc si cao snippets", "duoc ly cao snippets", "duoc lieu cao snippets", "duoc li ca snippets", "duoc li cac snippets", "duoc le cao snippets"
"python using java snippets" » "python using data snippets"

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 ("duoc li cao snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("duoc li cao snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( duoc li cao snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("duoc li cao snippets"))) or ("locating bug core snippets"))*.