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