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