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