Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi tinh da snippets" » "thi tinh code snippets", "thai tinh da snippets", "thi trinh da snippets", "thi thinh da snippets", "thi tinh va snippets", "thi tinh gia snippets", "thi tinh lao 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: (((("thi tinh da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi tinh da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi tinh da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi tinh da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.