Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"cao van cho snippets" » "cac van cho snippets", "dao van cho snippets", "cao dang cho snippets", "cao van chi snippets", "cao san cho snippets", "cao van chat 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: (((("python using data snippets") or ("cao van cho snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("cao van cho snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( python using data snippets ) or ( cao van cho snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using data snippets") or ("cao van cho snippets"))) or ("locating bugs code snippets"))*.