Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quang do cap snippets" » "quang d cap snippets", "quang de cap snippets", "quang dong cap snippets", "quang so cap snippets", "quang do cao snippets", "quang do cac 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: (((("quang do cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quang do cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quang do cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quang do cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.