Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dot pham cuc snippets" » "dot pha cuc snippets", "duoc pham cuc snippets", "d pham cuc snippets", "dot pham chuc snippets", "dot pham duc snippets", "dot pham cua 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: (((("dot pham 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: (((("dot pham cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dot pham cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dot pham cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.