Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hong anh di snippets" » "hoang anh di snippets", "hong hanh di snippets", "dong anh di snippets", "hong danh di snippets", "hong xanh di snippets", "hong anh d 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 anh 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 anh di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hong anh di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hong anh di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.