Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hong danh di snippets" » "thong danh di snippets", "hong hanh di snippets", "hong anh di snippets", "hong danh du snippets", "hong xanh di snippets", "hong danh dien 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: (((("hong danh di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hong danh di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hong danh di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hong danh di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.