Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ong trong ca snippets" » "cong trong ca snippets", "dong trong ca snippets", "song trong ca snippets", "ong trong cac snippets", "ong trong van snippets", "ong trong nha 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: (((("ong trong ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ong trong ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ong trong ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ong trong ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.