Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh chan cho snippets" » "anh chuan cho snippets", "anh nhan cho snippets", "anh han cho snippets", "anh chat cho snippets", "anh chuan chon 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: (((("anh chan cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh chan cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh chan cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh chan cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.