Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duong cao ve snippets" » "duong cao code snippets", "duong co ve snippets", "duong dao ve snippets", "duong cac ve snippets", "duong bao ve snippets", "duong cao va snippets", "duong ca ve 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 ("duong cao ve snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("duong cao ve snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( duong cao ve snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("duong cao ve snippets"))) or ("locating bug core snippets"))*.