Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong tinh du snippets" » "dong kinh du snippets", "dong tin du snippets", "cong tinh du snippets", "dong tinh duc snippets", "dong tinh dau snippets", "dong tich du snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("dong tinh du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong tinh du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong tinh du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tinh du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.