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