Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chung cho so snippets" » "chung chou so snippets", "chung chi so snippets", "chung co so snippets", "chung cho son snippets", "chung ho so 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: (((("chung cho so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung cho so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung cho so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung cho so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.