Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tao trinh 10 snippets" » "tao tinh 10 snippets", "tho trinh 10 snippets", "giao trinh 10 snippets", "tao trinh 11 snippets", "tao trinh ky snippets", "tao trinh do snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tao trinh 10 snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao trinh 10 snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tao trinh 10 snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao trinh 10 snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.