Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"danh cac hoc snippets" » "danh cac code snippets", "dinh cac hoc snippets", "danh ca hoc snippets", "hanh cac hoc snippets", "danh cach hoc snippets", "danh cac hop snippets", "danh bac hoc 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 ("danh cac hoc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("danh cac hoc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( danh cac hoc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("danh cac hoc snippets"))) or ("locating bug core snippets"))*.