Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trien cho ca snippets" » "trien chi ca snippets", "trien he ca snippets", "trien nha ca snippets", "trien cho cac snippets", "trien cho can snippets", "trien cho cay 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: (((("trien cho 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: (((("trien cho ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trien cho ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trien cho ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.